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Mongolia

Detailed Mineral List:

Acanthite
Formula:	Ag₂S
Localities:	Asgat Ag-Sb deposit, Asgat-Ozernoe zone, Yustid ore cluster, Bayan Ölgiy Aimag, Mongolia Tsav, Dornod Aimag, Mongolia







Actinolite
Formula:	☐{Ca₂}{(Mg,Fe²⁺)₅}(Si₈O₂₂)(OH)₂
Localities:	Bayan Uul Mine, Mörön Soum, Töv Aimag, Mongolia Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Aegirine
Formula:	NaFe³⁺Si₂O₆
Localities:	Reported from at least 8 localities in this region.







Aenigmatite
Formula:	Na₂Fe²⁺₅Ti(Si₆O₁₈)O₂
Localities:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tat'yana pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia






Photo: © Pavel M. Kartashov. Aenigmatite from Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag, Mongolia
Aeschynite-(Ce)
Formula:	(Ce,Ca,Fe,Th)(Ti,Nb)₂(O,OH)₆
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Aeschynite-(Y)
Formula:	(Y,Ca,Fe,Th)(Ti,Nb)₂(O,OH)₆
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Agardite-(Y)
Formula:	(Y,Ca)Cu₆(AsO₄)₂(AsO₄,HAsO₄)(OH)₆ · 3H₂O
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Albite
Formula:	NaAlSi₃O₈
Localities:	Reported from at least 16 localities in this region.







'Albite-Anorthite Series'
Locality:	Lugeengol (Lugin Gol; Lugin Gel) REE deposit, Hövsgöl, Dornogovi Aimag, Mongolia








'Alkali Feldspar'
Locality:	Ulaan uul, Erdene Sum, Dornogovi Aimag, Mongolia








'Allanite'
Locality:	Lugeengol (Lugin Gol; Lugin Gel) REE deposit, Hövsgöl, Dornogovi Aimag, Mongolia








Allanite-(Ce)
Formula:	{CaCe}{Al₂Fe²⁺}(Si₂O₇)(SiO₄)O(OH)
Localities:	Reported from at least 7 localities in this region.







Allanite-(Nd)
Formula:	{CaNd}{Al₂Fe²⁺}(Si₂O₇)(SiO₄)O(OH)
Locality:	Pseudomorphosed pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Almandine
Formula:	Fe²⁺₃Al₂(SiO₄)₃
Locality:	Modoto (Bain Mod; Bajan Mod), Modotin, Dornogovi Aimag, Mongolia







Aluminocerite-(Ce)
Formula:	(Ce,La,Ca)₉(Al,Fe³⁺)(SiO₄)₃(HSiO₄)₄(OH)₃
Locality:	Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia






Photo: © Pavel M. Kartashov. Aluminocerite-(Ce) from Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag, Mongolia
Alunite
Formula:	KAl₃(SO₄)₂(OH)₆
Localities:	Shuteen Cu-Au deposit, Öldziyt, Dornogovi Aimag, Mongolia Hugo Dummett deposit, Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia Central Oyu deposits, Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia Southern Oyu deposits, Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia







Amphibole Supergroup
Formula:	AX₂Z₅((Si,Al,Ti)₈O₂₂)(OH,F,Cl,O)₂
Locality:	Tsagaan Suvarga (Tsagaan Suvarguin; Tsagan Suburga) ore field, Hövsgöl, Dornogovi Aimag, Mongolia







Anatase
Formula:	TiO₂
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Andalusite
Formula:	Al₂(SiO₄)O
Localities:	Modoto (Bain Mod; Bajan Mod), Modotin, Dornogovi Aimag, Mongolia Hugo Dummett deposit, Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia







Andradite
Formula:	Ca₃Fe³⁺₂(SiO₄)₃
Locality:	Tumurtiin Ovoo (Tomortiin Ovoo; Tumurtijn-ovoo) Zn deposit, Baruun-Urt, Sühbaatar Aimag (Sükhbaatar Aimag), Mongolia







Anglesite
Formula:	PbSO₄
Localities:	Boorj, Most Soum, Hovd Aimag (Khovd Aimag), Mongolia Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Anhydrite
Formula:	CaSO₄
Localities:	Mushgai Khudag (Mushgai Hudag; Mushugai Khuduk; Mushugay Khuduk) carbonatite complex, Shara Hulasa Hiid, Ömnögovi Aimag, Mongolia Tsagaan Suvarga (Tsagaan Suvarguin; Tsagan Suburga) ore field, Hövsgöl, Dornogovi Aimag, Mongolia Hugo Dummett deposit, Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia







Ankerite
Formula:	Ca(Fe²⁺,Mg)(CO₃)₂
Localities:	Reported from at least 7 localities in this region.







Annite
Formula:	KFe²⁺₃(AlSi₃O₁₀)(OH)₂
Locality:	Lugeengol (Lugin Gol; Lugin Gel) REE deposit, Hövsgöl, Dornogovi Aimag, Mongolia







Antimony
Formula:	Sb
Locality:	Asgat Ag-Sb deposit, Asgat-Ozernoe zone, Yustid ore cluster, Bayan Ölgiy Aimag, Mongolia







'Apatite'
Localities:	Reported from at least 6 localities in this region.








Aragonite
Formula:	CaCO₃
Locality:	Arts Bogdo (Arz Bogdo), Gobi Desert, Dornogovi Aimag, Mongolia






Photo: © Pavel M. Kartashov. Aragonite from Arts Bogdo, Gobi Desert, Dornogovi Aimag, Mongolia
Arfvedsonite
Formula:	[Na][Na₂][Fe²⁺₄Fe³⁺]Si₈O₂₂(OH)₂
Localities:	Reported from at least 6 localities in this region.






Photo: Arfvedsonite from Khan Bogdo Massif, Gobi Desert, Mongolia
Armalcolite
Formula:	(Mg,Fe²⁺)Ti₂O₅
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Armstrongite (TL)
Formula:	CaZr[Si₆O₁₅] · 3H₂O
Type Locality:	Dorozhnyi pegmatite, Khan Bogdo (Khan-Bogdinskii) massif, Gobi Desert, Mongolia
Reference:	Vladykin N.V., Kovalenko V.I., Dorfman M.D. (1981) Mineralogical and geochemical pecularities of Khan Bogdo massif of an alkaline granites (MPR), - Moscow, Nauka, p. 136 (in Rus.).
Localities:	Recorded from at least 2 other localities in this region.




Photo: © Pavel M. Kartashov. Armstrongite from Dorozhnyi pegmatite, Khan Bogdo massif, Gobi Desert, Mongolia
Arsenic
Formula:	As
Localities:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Avdar Tolgoi Cu deposit, Ereentsav, Dornod Aimag, Mongolia







Arsenopyrite
Formula:	FeAsS
Localities:	Reported from at least 11 localities in this region.







'Arsenosulvanite'
Formula:	Cu₃(As,V)S₄
Locality:	Central Oyu deposits, Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia







Astrophyllite
Formula:	(K,Na)₃(Fe,Mn)₇Ti₂Si₈O₂₄(O,OH)₇
Locality:	Khan Bogdo (Khan-Bogdinskii) Massif, Gobi Desert, Mongolia







Azurite
Formula:	Cu₃(CO₃)₂(OH)₂
Localities:	Reported from at least 9 localities in this region.







Baryte
Formula:	BaSO₄
Localities:	Reported from at least 10 localities in this region.







Bastnäsite-(Ce)
Formula:	(Ce,La)(CO₃)F
Localities:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Khan Bogdo (Khan-Bogdinskii) Massif, Gobi Desert, Mongolia Mushgai Khudag (Mushgai Hudag; Mushugai Khuduk; Mushugay Khuduk) carbonatite complex, Shara Hulasa Hiid, Ömnögovi Aimag, Mongolia Lugeengol (Lugin Gol; Lugin Gel) REE deposit, Hövsgöl, Dornogovi Aimag, Mongolia







Bavenite
Formula:	Ca₄Be₂Al₂Si₉O₂₆(OH)₂
Localities:	Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tat'yana pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia






Photo: © Pavel M. Kartashov. Bavenite from Tat'yana pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag, Mongolia
'Bayankhanite'
Formula:	Cu_3-8HgS_3-5
Locality:	Bayankhaan Uul (Bayan-Khan-Ula), Idermeg, Khentii Aimag (Hentiy Aimag), Mongolia







Bazirite
Formula:	BaZr(Si₃O₉)
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia






Photo: © Pavel M. Kartashov. Bazirite from Khaldzan Buragtag massif, Altai Mts, Hovd Aimag, Mongolia
Bertrandite
Formula:	Be₄(Si₂O₇)(OH)₂
Locality:	Khaldzan Buregte deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Beryl
Formula:	Be₃Al₂(Si₆O₁₈)
Localities:	Undur Tsagaan (Ondor Tsagaan) W-Mo deposit, Hentiy, Khentii Aimag (Hentiy Aimag), Mongolia Goricho, Gorkhi massif (Ghorkhi massif), Töv Aimag, Mongolia Hutag Ull Ord, Khentii Aimag (Hentiy Aimag), Mongolia Buren-Tsogto Mine (Burentsogt Mine), Bayasgalant, Sühbaatar Aimag (Sükhbaatar Aimag), Mongolia Yugozor Mine (Yugozyr Mine; Yegzer Mine), Chonogol, Sühbaatar Aimag (Sükhbaatar Aimag), Mongolia ? (more information)







Beryl var: Aquamarine
Formula:	Be₃Al₂Si₆O₁₈
Localities:	Hutag Ull Ord, Khentii Aimag (Hentiy Aimag), Mongolia Goricho, Gorkhi massif (Ghorkhi massif), Töv Aimag, Mongolia






Photo: Aquamarine from Hutag Ull Ord, Khentii Aimag, Mongolia
Beryl var: Goshenite
Locality:	Goricho, Gorkhi massif (Ghorkhi massif), Töv Aimag, Mongolia








Beryl var: Heliodor
Locality:	Goricho, Gorkhi massif (Ghorkhi massif), Töv Aimag, Mongolia








β-Fergusonite-(Y)
Formula:	YNbO₄
Localities:	Pseudomorphosed pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Neprimetnyi pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia






Photo: © Pavel M. Kartashov. β-Fergusonite-(Y) from Neprimetnyi pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag, Mongolia
'Biotite'
Localities:	Reported from at least 13 localities in this region.








Bismuth
Formula:	Bi
Localities:	Asgat Ag-Sb deposit, Asgat-Ozernoe zone, Yustid ore cluster, Bayan Ölgiy Aimag, Mongolia Undur Tsagaan (Ondor Tsagaan) W-Mo deposit, Hentiy, Khentii Aimag (Hentiy Aimag), Mongolia Tsav, Dornod Aimag, Mongolia







Bismuthinite
Formula:	Bi₂S₃
Localities:	Asgat Ag-Sb deposit, Asgat-Ozernoe zone, Yustid ore cluster, Bayan Ölgiy Aimag, Mongolia Modoto (Bain Mod; Bajan Mod), Modotin, Dornogovi Aimag, Mongolia Avdar Tolgoi Cu deposit, Ereentsav, Dornod Aimag, Mongolia Tsav, Dornod Aimag, Mongolia







Bismutite
Formula:	(BiO)₂CO₃
Locality:	Unchzhul massif, Dornogovi Aimag, Mongolia







Bornite
Formula:	Cu₅FeS₄
Localities:	Reported from at least 15 localities in this region.







Boulangerite
Formula:	Pb₅Sb₄S₁₁
Locality:	Avdar Tolgoi Cu deposit, Ereentsav, Dornod Aimag, Mongolia







Bournonite
Formula:	PbCuSbS₃
Localities:	Asgat Ag-Sb deposit, Asgat-Ozernoe zone, Yustid ore cluster, Bayan Ölgiy Aimag, Mongolia Tolbonur Ag-Sb-Cu-Pb-Zn deposit, Tolbonur ore cluster, Bayan Ölgiy Aimag, Mongolia Sharabureg Ag-Sb-Cu-Pb-Zn deposit, Tolbonur ore cluster, Bayan Ölgiy Aimag, Mongolia







Bowieite
Formula:	(Rh,Ir,Pt)₂S₃
Localities:	Burgustain Gol (Burgustain River), Uvs Aimag, Mongolia Iljgen Gol (Iljgen River), Uvs Aimag, Mongolia







Brannerite
Formula:	(U⁴⁺,REE,Th,Ca)(Ti,Fe³⁺,Nb)₂(O,OH)₆
Localities:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Britholite-(Ce)
Formula:	Ca₂(Ce,Ca)₃(SiO₄,PO₄)₃(OH,F)
Localities:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Mushgai Khudag (Mushgai Hudag; Mushugai Khuduk; Mushugay Khuduk) carbonatite complex, Shara Hulasa Hiid, Ömnögovi Aimag, Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Britholite-(Y)
Formula:	Ca₂(Y,Ca)₃(SiO₄,PO₄)₃(OH,F)
Locality:	Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Brochantite
Formula:	Cu₄(SO₄)(OH)₆
Locality:	Erdenet Mine (Erdenetiin Ovoo Mine), Erdenet, Orhon Aimag (Orkhon Aimag), Mongolia







Burbankite
Formula:	(Na,Ca)₃(Sr,Ba,Ce)₃(CO₃)₅
Locality:	Lugeengol (Lugin Gol; Lugin Gel) REE deposit, Hövsgöl, Dornogovi Aimag, Mongolia







Bustamite
Formula:	CaMn²⁺(Si₂O₆)
Locality:	Tumurtiin Ovoo (Tomortiin Ovoo; Tumurtijn-ovoo) Zn deposit, Baruun-Urt, Sühbaatar Aimag (Sükhbaatar Aimag), Mongolia







Calaverite
Formula:	AuTe₂
Locality:	Kharmagtai Cu deposit, Öldzeyte Suma, Ömnögovi Aimag, Mongolia







Calcioburbankite
Formula:	Na₃(Ca,REE,Sr)₃(CO₃)₅
Locality:	Lugeengol (Lugin Gol; Lugin Gel) REE deposit, Hövsgöl, Dornogovi Aimag, Mongolia







Calciocatapleiite
Formula:	CaZr(Si₃O₉) · 2H₂O
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Calcite
Formula:	CaCO₃
Localities:	Reported from at least 23 localities in this region.







Cancrinite
Formula:	(Na,Ca,☐)₈(Al₆Si₆O₂₄)(CO₃,SO₄)₂ · 2H₂O
Locality:	Lugeengol (Lugin Gol; Lugin Gel) REE deposit, Hövsgöl, Dornogovi Aimag, Mongolia







Carminite
Formula:	PbFe³⁺₂(AsO₄)₂(OH)₂
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Cassiterite
Formula:	SnO₂
Localities:	Reported from at least 10 localities in this region.






Photo: © Maurice de Graaf. Cassiterite from Modoto, Modotin, Dornogovi Aimag, Mongolia
Celestine
Formula:	SrSO₄
Localities:	Mushgai Khudag (Mushgai Hudag; Mushugai Khuduk; Mushugay Khuduk) carbonatite complex, Shara Hulasa Hiid, Ömnögovi Aimag, Mongolia Lugeengol (Lugin Gol; Lugin Gel) REE deposit, Hövsgöl, Dornogovi Aimag, Mongolia







Cerianite-(Ce)
Formula:	(Ce⁴⁺,Th)O₂
Localities:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Lugeengol (Lugin Gol; Lugin Gel) REE deposit, Hövsgöl, Dornogovi Aimag, Mongolia







Cerite-(Ce)
Formula:	(Ce,Ca)₉(Mg,Fe)(SiO₄)₃(HSiO₄)₄(OH)₃
Localities:	Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Cerussite
Formula:	PbCO₃
Localities:	Boorj, Most Soum, Hovd Aimag (Khovd Aimag), Mongolia Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Modoto (Bain Mod; Bajan Mod), Modotin, Dornogovi Aimag, Mongolia Mushgai Khudag (Mushgai Hudag; Mushugai Khuduk; Mushugay Khuduk) carbonatite complex, Shara Hulasa Hiid, Ömnögovi Aimag, Mongolia







Chalcocite
Formula:	Cu₂S
Localities:	Reported from at least 12 localities in this region.







Chalcopyrite
Formula:	CuFeS₂
Localities:	Reported from at least 36 localities in this region.







Chalcostibite
Formula:	CuSbS₂
Locality:	Asgat Ag-Sb deposit, Asgat-Ozernoe zone, Yustid ore cluster, Bayan Ölgiy Aimag, Mongolia






Photo: © Pavel M. Kartashov. Chalcostibite from Asgat Ag-Sb deposit, Asgat-Ozernoe zone, Yustid ore cluster, Bayan Ölgiy Aimag, Mongolia
Chernovite-(Y)
Formula:	Y(AsO₄)
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Chevkinite-(Ce)
Formula:	(Ce,La,Ca,Th)₄(Fe²⁺,Mg)(Fe²⁺,Ti,Fe³⁺)₂(Ti,Fe³⁺)₂(Si₂O₇)₂O₈
Localities:	Tat'yana pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia






Photo: © Pavel M. Kartashov. Chevkinite-(Ce) from Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag, Mongolia
'Chlorite Group'
Localities:	Reported from at least 22 localities in this region.








Chrysocolla
Formula:	Cu_2-xAl_x(H_2-xSi₂O₅)(OH)₄ · nH₂O (x < 1)
Localities:	Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia Tsagaan Suvarga (Tsagaan Suvarguin; Tsagan Suburga) ore field, Hövsgöl, Dornogovi Aimag, Mongolia Erdenet Mine (Erdenetiin Ovoo Mine), Erdenet, Orhon Aimag (Orkhon Aimag), Mongolia Kharmagtai Cu deposit, Öldzeyte Suma, Ömnögovi Aimag, Mongolia







Cinnabar
Formula:	HgS
Localities:	Bayankhaan Uul (Bayan-Khan-Ula), Idermeg, Khentii Aimag (Hentiy Aimag), Mongolia Zalaa Uul Au deposit, Bayan Suma, Khentii Aimag (Hentiy Aimag), Mongolia Tsagaan Suvarga (Tsagaan Suvarguin; Tsagan Suburga) ore field, Hövsgöl, Dornogovi Aimag, Mongolia Chiyash Nur Hg-Sb occurrence, Tolbonur ore cluster, Bayan Ölgiy Aimag, Mongolia Sagsai Cu-Ag-Hg-Sb occurrence, Tolbonur ore cluster, Bayan Ölgiy Aimag, Mongolia







Clinochlore
Formula:	(Mg,Fe²⁺)₅Al(AlSi₃O₁₀)(OH)₈
Localities:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tat'yana pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Naran massif, Khan-Taishirin-Ula range, Dzavhan Aimag (Zavkhan Aimag), Mongolia







'Clinopyroxene Subgroup'
Locality:	Mushgai Khudag (Mushgai Hudag; Mushugai Khuduk; Mushugay Khuduk) carbonatite complex, Shara Hulasa Hiid, Ömnögovi Aimag, Mongolia








Coffinite
Formula:	(U⁴⁺,Th)(SiO₄)_1-x(OH)_4x
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Columbite-(Fe)
Formula:	FeNb₂O₆
Localities:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Shar Tolgoi, Zavkhan Soum, Uvs Aimag, Mongolia Unchzhul massif, Dornogovi Aimag, Mongolia







'Columbite-Tantalite'
Localities:	Urt Gozgor placer, Janchivlan, Nailakh Soum, Töv Aimag, Mongolia Janchivlan complex, Janchivlan, Nailakh Soum, Töv Aimag, Mongolia








Cooperite
Formula:	PtS
Localities:	Burgustain Gol (Burgustain River), Uvs Aimag, Mongolia Iljgen Gol (Iljgen River), Uvs Aimag, Mongolia







Copper
Formula:	Cu
Localities:	Reported from at least 10 localities in this region.







Cornwallite
Formula:	Cu₅(AsO₄)₂(OH)₄
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Corundum
Formula:	Al₂O₃
Localities:	Modoto (Bain Mod; Bajan Mod), Modotin, Dornogovi Aimag, Mongolia Hugo Dummett deposit, Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia







Corundum var: Sapphire
Formula:	Al₂O₃
Locality:	Shavaryn Tsaram, Tariat, Hangai highland, Arhangay Aimag, Mongolia







Covellite
Formula:	CuS
Localities:	Reported from at least 6 localities in this region.







Cryptomelane
Formula:	K(Mn⁴⁺₇Mn³⁺)O₁₆
Locality:	Hukh Tag Mn deposit, Argatay, Dornogovi Aimag, Mongolia







Cubanite
Formula:	CuFe₂S₃
Locality:	Erdenet Mine (Erdenetiin Ovoo Mine), Erdenet, Orhon Aimag (Orkhon Aimag), Mongolia







Cuprite
Formula:	Cu₂O
Localities:	Erdenet Mine (Erdenetiin Ovoo Mine), Erdenet, Orhon Aimag (Orkhon Aimag), Mongolia Tsagaan Suvarga (Tsagaan Suvarguin; Tsagan Suburga) ore field, Hövsgöl, Dornogovi Aimag, Mongolia Kharmagtai Cu deposit, Öldzeyte Suma, Ömnögovi Aimag, Mongolia Khongoot Cu deposit, Bugat, Bulgan Aimag, Mongolia







'Cuprorhodsite-Malanite Series'
Localities:	Burgustain Gol (Burgustain River), Uvs Aimag, Mongolia Iljgen Gol (Iljgen River), Uvs Aimag, Mongolia








Davidite-(La)
Formula:	(La,Ce)(Y,U,Fe)(Ti,Fe)₂₀(O,OH)₃₈
Locality:	Khan Bogdo (Khan-Bogdinskii) Massif, Gobi Desert, Mongolia







Delafossite
Formula:	CuFeO₂
Locality:	Erdenet Mine (Erdenetiin Ovoo Mine), Erdenet, Orhon Aimag (Orkhon Aimag), Mongolia







Diaspore
Formula:	AlO(OH)
Localities:	Shuteen Cu-Au deposit, Öldziyt, Dornogovi Aimag, Mongolia Hugo Dummett deposit, Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia







Dickite
Formula:	Al₂(Si₂O₅)(OH)₄
Localities:	Shuteen Cu-Au deposit, Öldziyt, Dornogovi Aimag, Mongolia Tsagaan Suvarga Cu-Mo deposit, Tsagaan Suvarga (Tsagaan Suvarguin; Tsagan Suburga) ore field, Hövsgöl, Dornogovi Aimag, Mongolia Hugo Dummett deposit, Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia Central Oyu deposits, Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia







Diopside
Formula:	CaMgSi₂O₆
Localities:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Lugeengol (Lugin Gol; Lugin Gel) REE deposit, Hövsgöl, Dornogovi Aimag, Mongolia Mushgai Khudag (Mushgai Hudag; Mushugai Khuduk; Mushugay Khuduk) carbonatite complex, Shara Hulasa Hiid, Ömnögovi Aimag, Mongolia







Diopside var: Chromian Diopside
Formula:	(Ca,Cr)MgSi₂O₆
Locality:	Shavaryn Tsaram, Tariat, Hangai highland, Arhangay Aimag, Mongolia







Dolomite
Formula:	CaMg(CO₃)₂
Localities:	Reported from at least 6 localities in this region.







Elbaite
Formula:	Na(Li_1.5Al_1.5)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)
Locality:	Unchzhul massif, Dornogovi Aimag, Mongolia







Elpidite
Formula:	Na₂ZrSi₆O₁₅ · 3H₂O
Locality:	Dorozhnyi pegmatite, Khan Bogdo (Khan-Bogdinskii) massif, Gobi Desert, Mongolia







Elpidite var: Calcian Elpidite
Formula:	(Na,Ca)₂ZrSi₆O₁₅ · 3H₂O
Localities:	Khan Bogdo (Khan-Bogdinskii) Massif, Gobi Desert, Mongolia Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia






Photo: © Pavel M. Kartashov. Calcian Elpidite from Khaldzan Buragtag massif, Altai Mts, Hovd Aimag, Mongolia
Enargite
Formula:	Cu₃AsS₄
Locality:	Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia







Enstatite
Formula:	MgSiO₃
Localities:	Shavaryn Tsaram, Tariat, Hangai highland, Arhangay Aimag, Mongolia Naran massif, Khan-Taishirin-Ula range, Dzavhan Aimag (Zavkhan Aimag), Mongolia







Epidote
Formula:	{Ca₂}{Al₂Fe³⁺}(Si₂O₇)(SiO₄)O(OH)
Localities:	Reported from at least 15 localities in this region.







Epidote var: Allanite-Epidote
Localities:	Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tat'yana pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia








'Epidote Group'
Formula:	A₂ M₃(Si₂O₇)(SiO₄)O(OH)
Locality:	Ulaan uul, Erdene Sum, Dornogovi Aimag, Mongolia







Erlichmanite
Formula:	OsS₂
Locality:	Naran massif, Khan-Taishirin-Ula range, Dzavhan Aimag (Zavkhan Aimag), Mongolia







'Erlichmanite-Laurite Series'
Localities:	Burgustain Gol (Burgustain River), Uvs Aimag, Mongolia Iljgen Gol (Iljgen River), Uvs Aimag, Mongolia








Eudialyte
Formula:	Na₁₅Ca₆(Fe²⁺,Mn²⁺)₃Zr₃[Si₂₅O₇₃](O,OH,H₂O)₃(OH,Cl)₂
Localities:	Tat'yana pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Pseudomorphosed pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia






Photo: © Pavel M. Kartashov. Eudialyte from Pseudomorphosed pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag, Mongolia
Fayalite
Formula:	Fe²⁺₂SiO₄
Locality:	Neprimetnyi pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Ferberite
Formula:	FeWO₄
Locality:	Mushguu, Bayan Ölgiy Aimag, Mongolia







'Fergusonite'
Locality:	Khaldzan Buregte deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia








'Fergusonite-(Nd)'
Formula:	(Nd,Ce)(Nb,Ti)O₄
Locality:	Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Fergusonite-(Y)
Formula:	YNbO₄
Localities:	Neprimetnyi pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Pseudomorphosed pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tat'yana pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia






Photo: © Pavel M. Kartashov. Fergusonite-(Y) from Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag, Mongolia
Ferriallanite-(Ce) (TL)
Formula:	{CaCe}{Fe³⁺AlFe²⁺}(Si₂O₇)(SiO₄)O(OH)
Type Locality:	Neprimetnyi pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia
Reference:	P. Kartashov et al. (2002) Can. Mineral. 40, 1641-1648
Localities:	Recorded from at least 2 other localities in this region.




Photo: © Pavel M. Kartashov. Ferriallanite-(Ce) from Neprimetnyi pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag, Mongolia
Ferrimolybdite
Formula:	Fe₂(MoO₄)₃ · nH₂O
Locality:	Erdenet Mine (Erdenetiin Ovoo Mine), Erdenet, Orhon Aimag (Orkhon Aimag), Mongolia







'Ferroan pargasite'
Locality:	Lugeengol (Lugin Gol; Lugin Gel) REE deposit, Hövsgöl, Dornogovi Aimag, Mongolia








Ferro-ferri-fluoro-leakeite
Formula:	Na(Na₂)(Fe²⁺₂Fe³⁺₂Li)(Si₈O₂₂)(F)₂
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia






Photo: © Pavel M. Kartashov. Ferro-ferri-fluoro-leakeite from Khaldzan Buragtag massif, Altai Mts, Hovd Aimag, Mongolia
Ferro-katophorite
Formula:	{Na}{CaNa}{Fe²⁺₄Al}[(AlSi₇)O₂₂](OH)₂
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Ferro-pargasite
Formula:	{Na}{Ca₂}{Fe²⁺₄Al}(Al₂Si₆O₂₂)(OH)₂
Locality:	Lugeengol (Lugin Gol; Lugin Gel) REE deposit, Hövsgöl, Dornogovi Aimag, Mongolia







Fersmite
Formula:	(Ca,Y)(Nb,Ta,Ti)₂(O,OH)₆
Localities:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tat'yana pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia






Photo: © Pavel M. Kartashov. Fersmite from Tat'yana pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag, Mongolia
Fluorapatite
Formula:	Ca₅(PO₄)₃F
Localities:	Reported from at least 6 localities in this region.







Fluorite
Formula:	CaF₂
Localities:	Reported from at least 46 localities in this region.






Photo: © Vítězslav Snášel. Fluorite from Bujiger Mine, Har-Ayrak, Dornogovi Aimag, Mongolia
Fluorite var: Strontian Fluorite
Formula:	(Ca,Sr)F₂
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia






Photo: © Pavel M. Kartashov. Strontian Fluorite from Khaldzan Buragtag massif, Altai Mts, Hovd Aimag, Mongolia
Fluorite var: Yttrofluorite
Formula:	(Ca_1-xY_x)F_2+x where 0.05< x <0.3
Locality:	Shar Tolgoi, Zavkhan Soum, Uvs Aimag, Mongolia







Fluorkenopyrochlore (TL)
Formula:	(□,Sr,Ce,Ca,Na)₂(Nb,Ti)₂O₆F
Type Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia
Reference:	Atencio, D., Andrade, M.B., Christy, A.G., Gieré, R., Kartashov, P.M. (2010): The pyrochlore supergroup of minerals: nomenclature. Canadian Mineralogist, 48, 673-698.; Kartashov, P.M., Mokhov, A.V. and Kovalenko, V.I. (1998) Rare earth Sr-pyrochlore from Western Mongolia: The first find in association with alkalic granites. Doklady Earth Sciences, 359, 510-513.





Photo: © Pavel M. Kartashov. Fluorkenopyrochlore from Khaldzan Buragtag massif, Altai Mts, Hovd Aimag, Mongolia
Fluornatropyrochlore (TL)
Formula:	(Na,REE,Ca)₂Nb₂(O,OH)₆F
Type Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia
Reference:	Atencio, D., Andrade, M.B., Christy, A.G., Gieré, R., Kartashov, P.M. (2010): The pyrochlore supergroup of minerals: nomenclature. Canadian Mineralogist, 48, 673-698.






Forsterite
Formula:	Mg₂SiO₄
Locality:	Shavaryn Tsaram, Tariat, Hangai highland, Arhangay Aimag, Mongolia







Freibergite
Formula:	Ag₆[Cu₄Fe₂]Sb₄S_13-x
Localities:	Tsav, Dornod Aimag, Mongolia Asgat Ag-Sb deposit, Asgat-Ozernoe zone, Yustid ore cluster, Bayan Ölgiy Aimag, Mongolia







Gadolinite-(Y)
Formula:	Y₂Fe²⁺Be₂Si₂O₁₀
Localities:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tat'yana pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Gadolinite-(Y) var: Calciogadolinite-(Y)
Formula:	(YCa)₂Fe³⁺Be₂[SiO₄]₂O₂
Locality:	Tat'yana pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia






Photo: © Pavel M. Kartashov. Calciogadolinite-(Y) from Tat'yana pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag, Mongolia
Galena
Formula:	PbS
Localities:	Reported from at least 21 localities in this region.







Galenobismutite
Formula:	PbBi₂S₄
Locality:	Bayan Uul Mine, Mörön Soum, Töv Aimag, Mongolia







'Garnet'
Formula:	X₃Z₂(SiO₄)₃
Localities:	Tumurtiin Ovoo (Tomortiin Ovoo; Tumurtijn-ovoo) Zn deposit, Baruun-Urt, Sühbaatar Aimag (Sükhbaatar Aimag), Mongolia Khunkher, Govi-Altay Aimag (Govi-Altai Aimag; Gobi-Altay Aimag), Mongolia







Gaylussite
Formula:	Na₂Ca(CO₃)₂ · 5H₂O
Locality:	Taboos-nor (Salt Lake), Eastern Gobi Desert, Gobi Desert, Mongolia







Genthelvite
Formula:	Zn₄(Be₃Si₃O₁₂)S
Localities:	Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tat'yana pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia






Photo: © Pavel M. Kartashov. Genthelvite from Tat'yana pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag, Mongolia
Gerenite-(Y)
Formula:	(Ca,Na)₂(Y,REE)₃Si₆O₁₈ · 2H₂O
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia






Photo: © Pavel M. Kartashov. Gerenite-(Y) from Khaldzan Buragtag massif, Altai Mts, Hovd Aimag, Mongolia
Gersdorffite
Formula:	NiAsS
Localities:	Asgat Ag-Sb deposit, Asgat-Ozernoe zone, Yustid ore cluster, Bayan Ölgiy Aimag, Mongolia Tolbonur Ag-Sb-Cu-Pb-Zn deposit, Tolbonur ore cluster, Bayan Ölgiy Aimag, Mongolia Sagsai Cu-Ag-Hg-Sb occurrence, Tolbonur ore cluster, Bayan Ölgiy Aimag, Mongolia







Gittinsite
Formula:	CaZrSi₂O₇
Localities:	Khan Bogdo (Khan-Bogdinskii) Massif, Gobi Desert, Mongolia Khaldzan Buregte deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia






Photo: © Pavel M. Kartashov. Gittinsite from Khaldzan Buragtag massif, Altai Mts, Hovd Aimag, Mongolia
Goethite
Formula:	α-Fe³⁺O(OH)
Localities:	Reported from at least 6 localities in this region.







Gold
Formula:	Au
Localities:	Reported from at least 43 localities in this region.







Gold var: Electrum
Formula:	(Au, Ag)
Locality:	Tsav, Dornod Aimag, Mongolia







Greenockite
Formula:	CdS
Locality:	Tsav, Dornod Aimag, Mongolia







Grossular
Formula:	Ca₃Al₂(SiO₄)₃
Locality:	Tumurtiin Ovoo (Tomortiin Ovoo; Tumurtijn-ovoo) Zn deposit, Baruun-Urt, Sühbaatar Aimag (Sükhbaatar Aimag), Mongolia







Gudmundite
Formula:	FeSbS
Locality:	Asgat Ag-Sb deposit, Asgat-Ozernoe zone, Yustid ore cluster, Bayan Ölgiy Aimag, Mongolia







Gypsum
Formula:	CaSO₄ · 2H₂O
Localities:	Mushgai Khudag (Mushgai Hudag; Mushugai Khuduk; Mushugay Khuduk) carbonatite complex, Shara Hulasa Hiid, Ömnögovi Aimag, Mongolia Tsagaan Suvarga (Tsagaan Suvarguin; Tsagan Suburga) ore field, Hövsgöl, Dornogovi Aimag, Mongolia Erdenet Mine (Erdenetiin Ovoo Mine), Erdenet, Orhon Aimag (Orkhon Aimag), Mongolia Bulgin Shiver Cu deposit, Davst, Uvs Aimag, Mongolia Hugo Dummett deposit, Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia






Photo: Gypsum from Gobi Desert, Mongolia
Halite
Formula:	NaCl
Locality:	Bulgin Shiver Cu deposit, Davst, Uvs Aimag, Mongolia







Heazlewoodite
Formula:	Ni₃S₂
Locality:	Naran massif, Khan-Taishirin-Ula range, Dzavhan Aimag (Zavkhan Aimag), Mongolia







Hedenbergite
Formula:	CaFe²⁺Si₂O₆
Localities:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Lugeengol (Lugin Gol; Lugin Gel) REE deposit, Hövsgöl, Dornogovi Aimag, Mongolia







Hematite
Formula:	Fe₂O₃
Localities:	Reported from at least 22 localities in this region.







Hematite var: Martite
Localities:	Khunkher, Govi-Altay Aimag (Govi-Altai Aimag; Gobi-Altay Aimag), Mongolia Tsav, Dornod Aimag, Mongolia








Hematite var: Specularite
Locality:	Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia








Hingganite-(Ce)
Formula:	(Ce,REE)₂(□,Fe²⁺)Be₂[SiO₄]₂(OH)₂
Localities:	Neprimetnyi pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Pseudomorphosed pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tat'yana pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia






Photo: © Pavel M. Kartashov. Hingganite-(Ce) from Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag, Mongolia
Hingganite-(Y)
Formula:	(Y,REE,Ca)₂(□,Fe²⁺)Be₂[SiO₄]₂(OH)₂
Localities:	Pseudomorphosed pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tat'yana pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia






Photo: © Pavel M. Kartashov. Hingganite-(Y) from Tat'yana pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag, Mongolia
'Hollingworthite-Irarsite Series'
Localities:	Burgustain Gol (Burgustain River), Uvs Aimag, Mongolia Iljgen Gol (Iljgen River), Uvs Aimag, Mongolia








'Hornblende'
Locality:	Southern Oyu deposits, Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia








'Hydroastrophyllite'
Formula:	(H₃O,K,Ca)₃(Fe,Mn)_5-65Ti₂Si₈(O,OH)₃₁
Locality:	Dorozhnyi pegmatite, Khan Bogdo (Khan-Bogdinskii) massif, Gobi Desert, Mongolia






Photo: © Reiner Mielke. Hydroastrophyllite from Khan Bogdo Massif, Gobi Desert, Mongolia
Hydromagnesite
Formula:	Mg₅(CO₃)₄(OH)₂ · 4H₂O
Locality:	Naran massif, Khan-Taishirin-Ula range, Dzavhan Aimag (Zavkhan Aimag), Mongolia






Photo: © Pavel M. Kartashov. Hydromagnesite from Naran massif, Khan-Taishirin-Ula range, Dzavhan Aimag, Mongolia
Hydroxylapatite
Formula:	Ca₅(PO₄)₃(OH)
Localities:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Mushgai Khudag (Mushgai Hudag; Mushugai Khuduk; Mushugay Khuduk) carbonatite complex, Shara Hulasa Hiid, Ömnögovi Aimag, Mongolia







Hydroxylbastnäsite-(Ce)
Formula:	(Ce,La)(CO₃)(OH,F)
Localities:	Tat'yana pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







'Hydroxyplumbopyrochlore' (TL)
Formula:	(Pb,Ca)_2-x(Nb,Ti,Ta)₂O₆(OH)
Type Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia
Reference:	Kartashov P.M., Voloshin A.V., Pakhomovsky Ya.A. (1992) On plumbopyrochlore from Western Mongólia. Doklady Akademii Nauk SSSR, 322, p. 1137-1140. (in Rus.).





Photo: © Pavel M. Kartashov. Hydroxyplumbopyrochlore from Khaldzan Buragtag massif, Altai Mts, Hovd Aimag, Mongolia
Illite
Formula:	K_0.65Al_2.0[ ][Al_0.65Si_3.35O₁₀](OH)₂
Localities:	Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia Central Oyu deposits, Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia Tsav, Dornod Aimag, Mongolia







Ilmenite
Formula:	Fe²⁺TiO₃
Localities:	Reported from at least 8 localities in this region.







Ilvaite
Formula:	CaFe²⁺₂Fe³⁺(Si₂O₇)O(OH)
Localities:	Neprimetnyi pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tat'yana pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Irarsite
Formula:	(Ir,Ru,Rh,Pt)AsS
Locality:	Naran massif, Khan-Taishirin-Ula range, Dzavhan Aimag (Zavkhan Aimag), Mongolia







Isoferroplatinum
Formula:	Pt₃Fe
Localities:	Burgustain Gol (Burgustain River), Uvs Aimag, Mongolia Iljgen Gol (Iljgen River), Uvs Aimag, Mongolia







Jacobsite
Formula:	Mn²⁺Fe³⁺₂O₄
Locality:	Tumurtiin Ovoo (Tomortiin Ovoo; Tumurtijn-ovoo) Zn deposit, Baruun-Urt, Sühbaatar Aimag (Sükhbaatar Aimag), Mongolia







Jarosite
Formula:	KFe³⁺ ₃(SO₄)₂(OH)₆
Localities:	Zalaa Uul Au deposit, Bayan Suma, Khentii Aimag (Hentiy Aimag), Mongolia Erdenet Mine (Erdenetiin Ovoo Mine), Erdenet, Orhon Aimag (Orkhon Aimag), Mongolia







Kainosite-(Y)
Formula:	Ca₂(Y,Ce)₂(Si₄O₁₂)(CO₃) · H₂O
Localities:	Neprimetnyi pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Pseudomorphosed pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia






Photo: © Pavel M. Kartashov. Kainosite-(Y) from Pseudomorphosed pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag, Mongolia
Kaolinite
Formula:	Al₂(Si₂O₅)(OH)₄
Localities:	Reported from at least 13 localities in this region.







'K Feldspar'
Localities:	Lugeengol (Lugin Gol; Lugin Gel) REE deposit, Hövsgöl, Dornogovi Aimag, Mongolia Mushgai Khudag (Mushgai Hudag; Mushugai Khuduk; Mushugay Khuduk) carbonatite complex, Shara Hulasa Hiid, Ömnögovi Aimag, Mongolia Tsagaan Suvarga Cu-Mo deposit, Tsagaan Suvarga (Tsagaan Suvarguin; Tsagan Suburga) ore field, Hövsgöl, Dornogovi Aimag, Mongolia Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia Southern Oyu deposits, Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia








'K Feldspar var: Adularia'
Formula:	KAlSi₃O₈
Locality:	Avdar Tolgoi Cu deposit, Ereentsav, Dornod Aimag, Mongolia







'Kovalenkoite' (TL)
Formula:	(K,Sr,Ba)₂Ca₅Nb₁₂[Si₈O₅₂(O,OH)] · 15H₂O
Type Locality:	Dorozhnyi pegmatite, Khan Bogdo (Khan-Bogdinskii) massif, Gobi Desert, Mongolia
Reference:	M.I. Novgorodova ( red.)(2006) Minerals of Mongolia, - Fersman Mineralogical Museum, Moscow, p. 352 (in Rus.)





Photo: © Pavel M. Kartashov. Kovalenkoite from Dorozhnyi pegmatite, Khan Bogdo massif, Gobi Desert, Mongolia
Kyanite
Formula:	Al₂(SiO₄)O
Locality:	Modoto (Bain Mod; Bajan Mod), Modotin, Dornogovi Aimag, Mongolia







Landauite
Formula:	NaMnZn₂(Ti,Fe)₆Ti₁₂O₃₈
Locality:	Khan Bogdo (Khan-Bogdinskii) Massif, Gobi Desert, Mongolia







Laurite
Formula:	RuS₂
Locality:	Naran massif, Khan-Taishirin-Ula range, Dzavhan Aimag (Zavkhan Aimag), Mongolia







Lead
Formula:	Pb
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Lepidolite
Localities:	Unchzhul massif, Dornogovi Aimag, Mongolia Janchivlan complex, Janchivlan, Nailakh Soum, Töv Aimag, Mongolia








'Limonite'
Formula:	FeO(OH) · nH₂O
Localities:	Reported from at least 8 localities in this region.







Lizardite
Formula:	Mg₃(Si₂O₅)(OH)₄
Locality:	Naran massif, Khan-Taishirin-Ula range, Dzavhan Aimag (Zavkhan Aimag), Mongolia






Photo: © Pavel M. Kartashov. Lizardite from Naran massif, Khan-Taishirin-Ula range, Dzavhan Aimag, Mongolia
Löllingite
Formula:	FeAs₂
Localities:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Asgat Ag-Sb deposit, Asgat-Ozernoe zone, Yustid ore cluster, Bayan Ölgiy Aimag, Mongolia Tolbonur Ag-Sb-Cu-Pb-Zn deposit, Tolbonur ore cluster, Bayan Ölgiy Aimag, Mongolia Sagsai Cu-Ag-Hg-Sb occurrence, Tolbonur ore cluster, Bayan Ölgiy Aimag, Mongolia Sharabureg Ag-Sb-Cu-Pb-Zn deposit, Tolbonur ore cluster, Bayan Ölgiy Aimag, Mongolia







Maghemite
Formula:	Fe³⁺₂O₃
Locality:	Mushgai Khudag (Mushgai Hudag; Mushugai Khuduk; Mushugay Khuduk) carbonatite complex, Shara Hulasa Hiid, Ömnögovi Aimag, Mongolia







Magnesiochromite
Formula:	Mg(Cr,Al,Fe)₂O₄
Locality:	Naran massif, Khan-Taishirin-Ula range, Dzavhan Aimag (Zavkhan Aimag), Mongolia






Photo: © Pavel M. Kartashov. Magnesiochromite from Naran massif, Khan-Taishirin-Ula range, Dzavhan Aimag, Mongolia
Magnesite
Formula:	MgCO₃
Localities:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Magnetite
Formula:	Fe²⁺Fe³⁺₂O₄
Localities:	Reported from at least 27 localities in this region.







Magnetite var: Titaniferous Magnetite
Formula:	Fe²⁺(Fe³⁺,Ti)₂O₄
Locality:	Shar Tolgoi, Zavkhan Soum, Uvs Aimag, Mongolia







Malachite
Formula:	Cu₂(CO₃)(OH)₂
Localities:	Reported from at least 19 localities in this region.







Marcasite
Formula:	FeS₂
Localities:	Asgat Ag-Sb deposit, Asgat-Ozernoe zone, Yustid ore cluster, Bayan Ölgiy Aimag, Mongolia Mongon Ondoriin (Mungun Undur), Umundelger Somon, Khentii Aimag (Hentiy Aimag), Mongolia Tsagaan Suvarga (Tsagaan Suvarguin; Tsagan Suburga) ore field, Hövsgöl, Dornogovi Aimag, Mongolia Bayan Uul Mine, Mörön Soum, Töv Aimag, Mongolia Chiyash Nur Hg-Sb occurrence, Tolbonur ore cluster, Bayan Ölgiy Aimag, Mongolia







'Melnikovite'
Locality:	Asgat Ag-Sb deposit, Asgat-Ozernoe zone, Yustid ore cluster, Bayan Ölgiy Aimag, Mongolia








Metacinnabar
Formula:	HgS
Localities:	Sagsai Cu-Ag-Hg-Sb occurrence, Tolbonur ore cluster, Bayan Ölgiy Aimag, Mongolia Chiyash Nur Hg-Sb occurrence, Tolbonur ore cluster, Bayan Ölgiy Aimag, Mongolia







Microcline
Formula:	KAlSi₃O₈
Localities:	Reported from at least 12 localities in this region.






Photo: © Zbynek Burival. Microcline from Goricho, Gorkhi massif, Töv Aimag, Mongolia
Microcline var: Amazonite
Locality:	Janchivlan complex, Janchivlan, Nailakh Soum, Töv Aimag, Mongolia








Microlite Group
Localities:	Unchzhul massif, Dornogovi Aimag, Mongolia Urt Gozgor placer, Janchivlan, Nailakh Soum, Töv Aimag, Mongolia Janchivlan complex, Janchivlan, Nailakh Soum, Töv Aimag, Mongolia








Milarite
Formula:	K₂Ca₄Al₂Be₄Si₂₄O₆₀ · H₂O
Localities:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Khan Bogdo (Khan-Bogdinskii) Massif, Gobi Desert, Mongolia







Molybdenite
Formula:	MoS₂
Localities:	Reported from at least 24 localities in this region.







Molybdite
Formula:	MoO₃
Locality:	Undur Tsagaan (Ondor Tsagaan) W-Mo deposit, Hentiy, Khentii Aimag (Hentiy Aimag), Mongolia







'Monazite'
Locality:	Khan Bogdo (Khan-Bogdinskii) Massif, Gobi Desert, Mongolia








Monazite-(Ce)
Formula:	(Ce,La,Nd,Th)(PO₄)
Localities:	Reported from at least 7 localities in this region.







Mongolite (TL)
Formula:	Ca₄Nb₆Si₅O₂₄(OH)₁₀ · nH₂O
Type Locality:	Dorozhnyi pegmatite, Khan Bogdo (Khan-Bogdinskii) massif, Gobi Desert, Mongolia
Reference:	Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva (Proceedings of the Russian Mineralogical Society) (and Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva) (1985): 114, 374-377.





Photo: © Pavel M. Kartashov. Mongolite from Dorozhnyi pegmatite, Khan Bogdo massif, Gobi Desert, Mongolia
Montmorillonite
Formula:	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Localities:	Dorozhnyi pegmatite, Khan Bogdo (Khan-Bogdinskii) massif, Gobi Desert, Mongolia Khan Bogdo (Khan-Bogdinskii) Massif, Gobi Desert, Mongolia Bayan Uul Mine, Mörön Soum, Töv Aimag, Mongolia







Muscovite
Formula:	KAl₂(AlSi₃O₁₀)(OH)₂
Localities:	Reported from at least 14 localities in this region.







Muscovite var: Sericite
Localities:	Reported from at least 26 localities in this region.








Narsarsukite
Formula:	Na₄(Ti,Fe)₂[Si₈O₂₀](O,OH,F)₂
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Natron
Formula:	Na₂CO₃ · 10H₂O
Locality:	Unnamed salt lakes, Eastern Gobi Desert, Gobi Desert, Mongolia







Nepheline
Formula:	(Na,K)AlSiO₄
Localities:	Lugeengol (Lugin Gol; Lugin Gel) REE deposit, Hövsgöl, Dornogovi Aimag, Mongolia Mushgai Khudag (Mushgai Hudag; Mushugai Khuduk; Mushugay Khuduk) carbonatite complex, Shara Hulasa Hiid, Ömnögovi Aimag, Mongolia







Neptunite
Formula:	Na₂KLi(Fe²⁺,Mn²⁺)₂Ti₂(Si₈O₂₄)
Localities:	Khan Bogdo (Khan-Bogdinskii) Massif, Gobi Desert, Mongolia Dorozhnyi pegmatite, Khan Bogdo (Khan-Bogdinskii) massif, Gobi Desert, Mongolia Khaldzan Buregte deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia






Photo: Neptunite from Khan Bogdo Massif, Gobi Desert, Mongolia
Nickeline
Formula:	NiAs
Locality:	Sagsai Cu-Ag-Hg-Sb occurrence, Tolbonur ore cluster, Bayan Ölgiy Aimag, Mongolia







Nontronite
Formula:	Na_0.3Fe₂((Si,Al)₄O₁₀)(OH)₂ · nH₂O
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







'Olivine'
Formula:	(Mg,Fe²⁺)₂SiO₄
Locality:	Naran massif, Khan-Taishirin-Ula range, Dzavhan Aimag (Zavkhan Aimag), Mongolia







Opal
Formula:	SiO₂ · nH₂O
Localities:	Ulugei, Dornogovi Aimag, Mongolia Khan Bogdo (Khan-Bogdinskii) Massif, Gobi Desert, Mongolia







Opal var: Wood Opal
Locality:	Ulugei, Dornogovi Aimag, Mongolia







Photo: © Pavel M. Kartashov. Wood Opal from Ulugei, Dornogovi Aimag, Mongolia
Orcelite
Formula:	Ni_5-xAs₂
Locality:	Naran massif, Khan-Taishirin-Ula range, Dzavhan Aimag (Zavkhan Aimag), Mongolia







Orthoclase
Formula:	KAlSi₃O₈
Localities:	Pseudomorphosed pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Modoto (Bain Mod; Bajan Mod), Modotin, Dornogovi Aimag, Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Dorozhnyi pegmatite, Khan Bogdo (Khan-Bogdinskii) massif, Gobi Desert, Mongolia







Parisite-(Ce)
Formula:	Ca(Ce,La)₂(CO₃)₃F₂
Locality:	Lugeengol (Lugin Gol; Lugin Gel) REE deposit, Hövsgöl, Dornogovi Aimag, Mongolia







Percleveite-(Ce)
Formula:	(Ce,La,Nd)₂Si₂O₇
Locality:	Pseudomorphosed pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia






Photo: © Pavel M. Kartashov. Percleveite-(Ce) from Pseudomorphosed pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag, Mongolia
Perrierite-(Ce)
Formula:	(Ce,Ca,Th)₄(Fe²⁺,Mg)Fe³⁺₂(Ti,Fe³⁺)₂(Si₂O₇)₂O₈
Locality:	Mushgai Khudag (Mushgai Hudag; Mushugai Khuduk; Mushugay Khuduk) carbonatite complex, Shara Hulasa Hiid, Ömnögovi Aimag, Mongolia







'Petrified Wood'
Locality:	Ulugei, Dornogovi Aimag, Mongolia







Photo: © Vitezslav Snasel. Petrified Wood from Mongolia
Phlogopite
Formula:	KMg₃(AlSi₃O₁₀)(OH,F)₂
Localities:	Lugeengol (Lugin Gol; Lugin Gel) REE deposit, Hövsgöl, Dornogovi Aimag, Mongolia Shavaryn Tsaram, Tariat, Hangai highland, Arhangay Aimag, Mongolia Mushgai Khudag (Mushgai Hudag; Mushugai Khuduk; Mushugay Khuduk) carbonatite complex, Shara Hulasa Hiid, Ömnögovi Aimag, Mongolia







Platinum
Formula:	Pt
Locality:	Tarialan mine, Uvs Aimag, Mongolia







Plumbojarosite
Formula:	Pb_0.5Fe³⁺₃(SO₄)₂(OH)₆
Locality:	Boorj, Most Soum, Hovd Aimag (Khovd Aimag), Mongolia







Polybasite
Formula:	[(Ag,Cu)₆(Sb,As)₂S₇][Ag₉CuS₄]
Locality:	Tsav, Dornod Aimag, Mongolia







Polycrase-(Y)
Formula:	(Y,U)(Ti,Nb)₂O₆
Locality:	Unchzhul massif, Dornogovi Aimag, Mongolia







Polylithionite
Formula:	KLi₂Al(Si₄O₁₀)(F,OH)₂
Localities:	Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Dorozhnyi pegmatite, Khan Bogdo (Khan-Bogdinskii) massif, Gobi Desert, Mongolia






Photo: © Pavel M. Kartashov. Polylithionite from Khaldzan Buragtag massif, Altai Mts, Hovd Aimag, Mongolia
Powellite
Formula:	Ca(MoO₄)
Localities:	Tsagaan Suvarga (Tsagaan Suvarguin; Tsagan Suburga) ore field, Hövsgöl, Dornogovi Aimag, Mongolia Erdenet Mine (Erdenetiin Ovoo Mine), Erdenet, Orhon Aimag (Orkhon Aimag), Mongolia







Prehnite
Formula:	Ca₂Al₂Si₃O₁₀(OH)₂
Localities:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Pyrargyrite
Formula:	Ag₃SbS₃
Locality:	Tsav, Dornod Aimag, Mongolia







Pyrite
Formula:	FeS₂
Localities:	Reported from at least 47 localities in this region.






Photo: Pyrite from Lugeengol REE deposit, Hövsgöl, Dornogovi Aimag, Mongolia
Pyrite var: Bravoite
Formula:	(Fe,Ni)S₂
Locality:	Sagsai Cu-Ag-Hg-Sb occurrence, Tolbonur ore cluster, Bayan Ölgiy Aimag, Mongolia







'Pyrochlore'
Locality:	Khaldzan Buregte deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia








Pyrochlore Group
Formula:	A₂Nb₂(O,OH)₆Z
Localities:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Shar Tolgoi, Zavkhan Soum, Uvs Aimag, Mongolia Lugeengol (Lugin Gol; Lugin Gel) REE deposit, Hövsgöl, Dornogovi Aimag, Mongolia Khaldzan Buregte deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Pyrochlore Group var: Ceriopyrochlore (of Hogarth 1977)
Localities:	Pseudomorphosed pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Photo: Ceriopyrochlore (of Hogarth 1977) from Khaldzan Buragtag massif, Altai Mts, Hovd Aimag, Mongolia
Pyrochlore Group var: Plumbopyrochlore (of Skorobogatova et al.)
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia








Pyrochlore Group var: Strontiopyrochlore (of Hogarth 1977)
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia








Pyrochlore Group var: Yttropyrochlore (of Hogarth 1977)
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia








Pyrolusite
Formula:	MnO₂
Localities:	Dorozhnyi pegmatite, Khan Bogdo (Khan-Bogdinskii) massif, Gobi Desert, Mongolia Hukh Tag Mn deposit, Argatay, Dornogovi Aimag, Mongolia







Pyrope
Formula:	Mg₃Al₂(SiO₄)₃
Locality:	Shavaryn Tsaram, Tariat, Hangai highland, Arhangay Aimag, Mongolia







Pyrophyllite
Formula:	Al₂(Si₄O₁₀)(OH)₂
Localities:	Bayan Uul Mine, Mörön Soum, Töv Aimag, Mongolia Shuteen Cu-Au deposit, Öldziyt, Dornogovi Aimag, Mongolia Hugo Dummett deposit, Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia Central Oyu deposits, Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia







'Pyroxene Group'
Localities:	Mushgai Khudag (Mushgai Hudag; Mushugai Khuduk; Mushugay Khuduk) carbonatite complex, Shara Hulasa Hiid, Ömnögovi Aimag, Mongolia Tumurtiin Ovoo (Tomortiin Ovoo; Tumurtijn-ovoo) Zn deposit, Baruun-Urt, Sühbaatar Aimag (Sükhbaatar Aimag), Mongolia








Pyrrhotite
Formula:	Fe_1-xS (x = 0 to 0.17)
Localities:	Reported from at least 9 localities in this region.







Quartz
Formula:	SiO₂
Localities:	Reported from at least 45 localities in this region.






Photo: © Vitezslav Snasel. Quartz from Goricho, Gorkhi massif, Töv Aimag, Mongolia
Quartz var: Agate
Formula:	SiO₂
Reference:	Christian Bracke Collection.
Localities:	Recorded from at least 1 other locality in this region.





Photo: © Pavel M. Kartashov. Agate from Arts Bogdo, Gobi Desert, Dornogovi Aimag, Mongolia
Quartz var: Amethyst
Formula:	SiO₂
Locality:	Arts Bogdo (Arz Bogdo), Gobi Desert, Dornogovi Aimag, Mongolia







Quartz var: Chalcedony
Localities:	Modoto (Bain Mod; Bajan Mod), Modotin, Dornogovi Aimag, Mongolia Arts Bogdo (Arz Bogdo), Gobi Desert, Dornogovi Aimag, Mongolia Zalaa Uul Au deposit, Bayan Suma, Khentii Aimag (Hentiy Aimag), Mongolia








Quartz var: Sard
Locality:	Arts Bogdo (Arz Bogdo), Gobi Desert, Dornogovi Aimag, Mongolia







Photo: © Pavel M. Kartashov. Sard from Arts Bogdo, Gobi Desert, Dornogovi Aimag, Mongolia
Quartz var: Smoky Quartz
Formula:	SiO₂
Locality:	Goricho, Gorkhi massif (Ghorkhi massif), Töv Aimag, Mongolia






Photo: © Zbynek Burival. Smoky Quartz from Goricho, Gorkhi massif, Töv Aimag, Mongolia
Rammelsbergite
Formula:	NiAs₂
Locality:	Sagsai Cu-Ag-Hg-Sb occurrence, Tolbonur ore cluster, Bayan Ölgiy Aimag, Mongolia







'Rhabdophane'
Locality:	Mushgai Khudag (Mushgai Hudag; Mushugai Khuduk; Mushugay Khuduk) carbonatite complex, Shara Hulasa Hiid, Ömnögovi Aimag, Mongolia








Rhodochrosite
Formula:	MnCO₃
Localities:	Tumurtiin Ovoo (Tomortiin Ovoo; Tumurtijn-ovoo) Zn deposit, Baruun-Urt, Sühbaatar Aimag (Sükhbaatar Aimag), Mongolia Tsav, Dornod Aimag, Mongolia







Riebeckite
Formula:	◻[Na₂][Fe²⁺₃Fe³⁺₂]Si₈O₂₂(OH)₂
Localities:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







'Romanite'
Formula:	(◻,Pb,Ca)UFe²⁺₂(Ti,Fe³⁺)₆Ti₁₂O₃₈
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Röntgenite-(Ce)
Formula:	Ca₂(Ce,La)₃(CO₃)₅F₃
Localities:	Lugeengol (Lugin Gol; Lugin Gel) REE deposit, Hövsgöl, Dornogovi Aimag, Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Rutheniridosmine
Formula:	(Ir,Os,Ru)
Locality:	Naran massif, Khan-Taishirin-Ula range, Dzavhan Aimag (Zavkhan Aimag), Mongolia







Ruthenium
Formula:	(Ru,Ir)
Locality:	Naran massif, Khan-Taishirin-Ula range, Dzavhan Aimag (Zavkhan Aimag), Mongolia







Rutile
Formula:	TiO₂
Localities:	Reported from at least 8 localities in this region.







Rutile var: Ilmenorutile
Formula:	Fe_x(Nb,Ta)_2x · 4Ti_1-xO₂
Localities:	Shar Tolgoi, Zavkhan Soum, Uvs Aimag, Mongolia Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Rutile var: Niobian Rutile
Formula:	(Ti,Nb)O₂
Locality:	Shar Tolgoi, Zavkhan Soum, Uvs Aimag, Mongolia







'Sagenite'
Locality:	Lugeengol (Lugin Gol; Lugin Gel) REE deposit, Hövsgöl, Dornogovi Aimag, Mongolia








Sanidine
Formula:	KAlSi₃O₈
Locality:	Shavaryn Tsaram, Tariat, Hangai highland, Arhangay Aimag, Mongolia







Scheelite
Formula:	Ca(WO₄)
Localities:	Undur Tsagaan (Ondor Tsagaan) W-Mo deposit, Hentiy, Khentii Aimag (Hentiy Aimag), Mongolia Tsunheg (Tsunkheg), Bayan Ölgiy Aimag, Mongolia Modoto (Bain Mod; Bajan Mod), Modotin, Dornogovi Aimag, Mongolia Khovd Gol Mine, Bayan Ölgiy Aimag, Mongolia Avdar Tolgoi Cu deposit, Ereentsav, Dornod Aimag, Mongolia







Schorl
Formula:	Na(Fe²⁺₃)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)
Locality:	Unchzhul massif, Dornogovi Aimag, Mongolia







Schorlomite
Formula:	Ca₃(Ti,Fe³⁺)₂((Si,Fe³⁺)O₄)₃
Locality:	Mushgai Khudag (Mushgai Hudag; Mushugai Khuduk; Mushugay Khuduk) carbonatite complex, Shara Hulasa Hiid, Ömnögovi Aimag, Mongolia







Scorodite
Formula:	FeAsO₄ · 2H₂O
Locality:	Modoto (Bain Mod; Bajan Mod), Modotin, Dornogovi Aimag, Mongolia







Senaite
Formula:	Pb(Ti,Fe,Mn)₂₁O₃₈
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







'Serpentine Group'
Formula:	D₂[Si₂O₅](OH)4 + or - nH₂O
Locality:	Naran massif, Khan-Taishirin-Ula range, Dzavhan Aimag (Zavkhan Aimag), Mongolia







Siderite
Formula:	FeCO₃
Localities:	Reported from at least 9 localities in this region.







Sillimanite
Formula:	Al₂(SiO₄)O
Locality:	Modoto (Bain Mod; Bajan Mod), Modotin, Dornogovi Aimag, Mongolia







Silver
Formula:	Ag
Localities:	Asgat Ag-Sb deposit, Asgat-Ozernoe zone, Yustid ore cluster, Bayan Ölgiy Aimag, Mongolia Tsav, Dornod Aimag, Mongolia Tsagaan Suvarga Cu-Mo deposit, Tsagaan Suvarga (Tsagaan Suvarguin; Tsagan Suburga) ore field, Hövsgöl, Dornogovi Aimag, Mongolia Tarialan mine, Uvs Aimag, Mongolia







'Smectite Group'
Formula:	A_0.3D_2-3[T₄O₁₀]Z₂ · nH₂O
Localities:	Ulaan uul, Erdene Sum, Dornogovi Aimag, Mongolia Tsav, Dornod Aimag, Mongolia







Sodalite
Formula:	Na₈(Al₆Si₆O₂₄)Cl₂
Locality:	Lugeengol (Lugin Gol; Lugin Gel) REE deposit, Hövsgöl, Dornogovi Aimag, Mongolia







Sperrylite
Formula:	PtAs₂
Locality:	Nomgon complex, Nomgon, Ömnögovi Aimag, Mongolia







Sphalerite
Formula:	ZnS
Localities:	Reported from at least 24 localities in this region.







Stannite
Formula:	Cu₂(Fe,Zn)SnS₄
Locality:	Modoto (Bain Mod; Bajan Mod), Modotin, Dornogovi Aimag, Mongolia







Stibnite
Formula:	Sb₂S₃
Localities:	Zalaa Uul Au deposit, Bayan Suma, Khentii Aimag (Hentiy Aimag), Mongolia Har Tolgoi Pb-Sb-Ag deposit, Nomgon, Ömnögovi Aimag, Mongolia Asgat Ag-Sb deposit, Asgat-Ozernoe zone, Yustid ore cluster, Bayan Ölgiy Aimag, Mongolia Chiyash Nur Hg-Sb occurrence, Tolbonur ore cluster, Bayan Ölgiy Aimag, Mongolia







'Stilbite'
Locality:	Modoto (Bain Mod; Bajan Mod), Modotin, Dornogovi Aimag, Mongolia








Stilpnomelane
Formula:	(K,Ca,Na)(Fe²⁺,Mg,Al,Fe³⁺)₈(Si,Al)₁₂(O,OH)₃₆ · nH₂O
Localities:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tat'yana pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Strontianite
Formula:	SrCO₃
Locality:	Lugeengol (Lugin Gol; Lugin Gel) REE deposit, Hövsgöl, Dornogovi Aimag, Mongolia







Sulphur
Formula:	S₈
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Sulvanite
Formula:	Cu₃VS₄
Localities:	Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia Central Oyu deposits, Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia







Svanbergite
Formula:	SrAl₃(PO₄)(SO₄)(OH)₆
Localities:	Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia Central Oyu deposits, Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia







Synchysite-(Ce)
Formula:	Ca(Ce,La)(CO₃)₂F
Localities:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Khan Bogdo (Khan-Bogdinskii) Massif, Gobi Desert, Mongolia Lugeengol (Lugin Gol; Lugin Gel) REE deposit, Hövsgöl, Dornogovi Aimag, Mongolia Dorozhnyi pegmatite, Khan Bogdo (Khan-Bogdinskii) massif, Gobi Desert, Mongolia






Photo: Synchysite-(Ce) from Lugeengol REE deposit, Hövsgöl, Dornogovi Aimag, Mongolia
Synchysite-(Y)
Formula:	Ca(Y,Ce)(CO₃)₂F
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Talc
Formula:	Mg₃(Si₄O₁₀)(OH)₂
Locality:	Janchivlan complex, Janchivlan, Nailakh Soum, Töv Aimag, Mongolia







Tantalite-(Mn)
Formula:	MnTa₂O₆
Locality:	Unchzhul massif, Dornogovi Aimag, Mongolia







Tennantite
Formula:	Cu₆[Cu₄(Fe,Zn)₂]As₄S₁₃
Localities:	Reported from at least 6 localities in this region.







'Tennantite-Tetrahedrite Series'
Localities:	Bayan Uul Mine, Mörön Soum, Töv Aimag, Mongolia Kharmagtai Cu deposit, Öldzeyte Suma, Ömnögovi Aimag, Mongolia Saran Uul prospect, Bodi, Bayanhongor Aimag, Mongolia Shand Cu-Mo deposit, Erdenet, Bulgan Aimag, Mongolia








Tenorite
Formula:	CuO
Localities:	Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia Tsagaan Suvarga (Tsagaan Suvarguin; Tsagan Suburga) ore field, Hövsgöl, Dornogovi Aimag, Mongolia







Tetrahedrite
Formula:	Cu₆[Cu₄(Fe,Zn)₂]Sb₄S₁₃
Localities:	Reported from at least 7 localities in this region.







Thorianite
Formula:	ThO₂
Localities:	Lugeengol (Lugin Gol; Lugin Gel) REE deposit, Hövsgöl, Dornogovi Aimag, Mongolia Mushgai Khudag (Mushgai Hudag; Mushugai Khuduk; Mushugay Khuduk) carbonatite complex, Shara Hulasa Hiid, Ömnögovi Aimag, Mongolia







Thorite
Formula:	(Th,U)SiO₄
Localities:	Reported from at least 6 localities in this region.







Thorite var: Ferrithorite
Formula:	(Th,Fe³⁺)[Si(O,OH)₄]
Localities:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Khatuugiin thorite occurrence, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia






Photo: © Pavel M. Kartashov. Ferrithorite from Khatuugiin thorite occurrence, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag, Mongolia
Thorite var: Orangite
Localities:	Urt Gozgor placer, Janchivlan, Nailakh Soum, Töv Aimag, Mongolia Janchivlan complex, Janchivlan, Nailakh Soum, Töv Aimag, Mongolia








Tin
Formula:	Sn
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Titanite
Formula:	CaTi(SiO₄)O
Localities:	Reported from at least 10 localities in this region.







Todorokite
Formula:	(Ca,K,Na,Mg,Ba,Mn)(Mn,Mg,Al)₆O₁₂ · 3H₂O
Locality:	Hukh Tag Mn deposit, Argatay, Dornogovi Aimag, Mongolia







Topaz
Formula:	Al₂(SiO₄)(F,OH)₂
Localities:	Reported from at least 7 localities in this region.






Photo: © Zbynek Burival. Topaz from Goricho, Gorkhi massif, Töv Aimag, Mongolia
'Tourmaline'
Formula:	A(D₃)G₆(T₆O₁₈)(BO₃)₃X₃Z
Localities:	Reported from at least 11 localities in this region.







Tuhualite
Formula:	(Na,K)₂Fe₂Fe₂Si₁₂O₃₀ · H₂O
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Turquoise
Formula:	Cu(Al,Fe³⁺)₆(PO₄)₄(OH)₈ · 4H₂O
Locality:	Erdenet Mine (Erdenetiin Ovoo Mine), Erdenet, Orhon Aimag (Orkhon Aimag), Mongolia






Photo: © Andrey Gorshkov. Turquoise from Erdenet Mine, Erdenet, Orhon Aimag, Mongolia
'UM1983-03-As:NiRh'
Formula:	RhNiAs
Locality:	Naran massif, Khan-Taishirin-Ula range, Dzavhan Aimag (Zavkhan Aimag), Mongolia







'Unnamed (HBU UK-1)'
Formula:	Ca(Ce,La)(CO₃)₂(OH)
Locality:	Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







'Unnamed (HBU UK-2)'
Formula:	(Y,Ca)₂(Zr,Fe)₅Si₁₀O₃₂
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







'Unnamed (HBU UK-3)'
Formula:	(Na,Ca,K)₃(Sr,Ba)₃(Zr,Fe,Mn)₄Si₁₂O₃₆(OH) · nH₂O
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia






Photo: © Pavel M. Kartashov. Unnamed (HBU UK-3) from Khaldzan Buragtag massif, Altai Mts, Hovd Aimag, Mongolia
'Unnamed (HBU UK-4)'
Formula:	NaFe²⁺Zn₂(Ti,Fe³⁺,Nb)₆Ti₁₂O₃₈
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia






Photo: © Pavel M. Kartashov. Unnamed (HBU UK-4) from Khaldzan Buragtag massif, Altai Mts, Hovd Aimag, Mongolia
'Unnamed (HBU UK-5)'
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia








'Unnamed (HBU UK-6)'
Formula:	Ca(Y,REE)₃Si₂O₇F₄(OH)
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia






Photo: © Pavel M. Kartashov. Unnamed (HBU UK-6) from Khaldzan Buragtag massif, Altai Mts, Hovd Aimag, Mongolia
'Unnamed (Rh-Cu Sulphide)'
Formula:	(Rh,Pt,Ir)_0.51(Cu,Fe,Ni)_0.41S
Locality:	Burgustain Gol (Burgustain River), Uvs Aimag, Mongolia







'Varlamoffite'
Formula:	(Sn,Fe)(O,OH)₂
Locality:	Modoto (Bain Mod; Bajan Mod), Modotin, Dornogovi Aimag, Mongolia







Vesuvianite
Formula:	(Ca,Na,☐)₁₉(Al,Mg,Fe³⁺)₁₃(☐,B,Al,Fe³⁺)₅(Si₂O₇)₄(SiO₄)₁₀(OH,F,O)₁₀
Locality:	Tumurtiin Ovoo (Tomortiin Ovoo; Tumurtijn-ovoo) Zn deposit, Baruun-Urt, Sühbaatar Aimag (Sükhbaatar Aimag), Mongolia







Wilkinsonite
Formula:	Na₂Fe²⁺₄Fe³⁺₂(Si₆O₁₈)O₂
Locality:	Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia






Photo: © Pavel M. Kartashov. Wilkinsonite from Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag, Mongolia
Willemite
Formula:	Zn₂SiO₄
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Wodginite
Formula:	Mn(Sn,Ta)Ta₂O₈
Locality:	Unchzhul massif, Dornogovi Aimag, Mongolia







'Wolframite'
Formula:	(Fe²⁺)WO₄ to (Mn²⁺)WO₄
Localities:	Reported from at least 11 localities in this region.







Wollastonite
Formula:	CaSiO₃
Locality:	Mushgai Khudag (Mushgai Hudag; Mushugai Khuduk; Mushugay Khuduk) carbonatite complex, Shara Hulasa Hiid, Ömnögovi Aimag, Mongolia







Wulfenite
Formula:	Pb(MoO₄)
Localities:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Khan Bogdo (Khan-Bogdinskii) Massif, Gobi Desert, Mongolia







'Xenotime'
Locality:	Urt Gozgor placer, Janchivlan, Nailakh Soum, Töv Aimag, Mongolia








Xenotime-(Y)
Formula:	Y(PO₄)
Localities:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Shar Tolgoi, Zavkhan Soum, Uvs Aimag, Mongolia Tat'yana pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia Lugeengol (Lugin Gol; Lugin Gel) REE deposit, Hövsgöl, Dornogovi Aimag, Mongolia







Yttrialite-(Y)
Formula:	(Y,Th)₂Si₂O₇
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia






Photo: © Pavel M. Kartashov. Yttrialite-(Y) from Khaldzan Buragtag massif, Altai Mts, Hovd Aimag, Mongolia
Zeolite Group
Locality:	Erdenet Mine (Erdenetiin Ovoo Mine), Erdenet, Orhon Aimag (Orkhon Aimag), Mongolia








Zinc
Formula:	Zn
Locality:	Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia







Zinkenite
Formula:	Pb₉Sb₂₂S₄₂
Locality:	Asgat Ag-Sb deposit, Asgat-Ozernoe zone, Yustid ore cluster, Bayan Ölgiy Aimag, Mongolia







'Zinnwaldite'
Formula:	KLiFe²⁺Al(AlSi₃O₁₀)(F,OH)₂
Locality:	Greisen occurrences, Janchivlan complex, Janchivlan, Nailakh Soum, Töv Aimag, Mongolia






Photo: © Vitezslav Snasel. Zinnwaldite from Hutag Ull Ord, Khentii Aimag, Mongolia
Zircon
Formula:	ZrSiO₄
Localities:	Reported from at least 13 localities in this region.






Photo: © Pavel M. Kartashov. Zircon from Pseudomorphosed pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag, Mongolia
Zircon var: Cyrtolite
Formula:	Zr[(SiO₄),(OH)₄]
Locality:	Janchivlan complex, Janchivlan, Nailakh Soum, Töv Aimag, Mongolia







Zircon var: Malacon
Locality:	Janchivlan complex, Janchivlan, Nailakh Soum, Töv Aimag, Mongolia








Zunyite
Formula:	Al₁₃Si₅O₂₀(OH,F)₁₈Cl
Localities:	Hugo Dummett deposit, Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia Central Oyu deposits, Oyu Tolgoi (Turquoise Hill) Cu-Au deposit, Erdenetsogt, Ömnögovi Aimag, Mongolia

328 entries listed. 244 valid minerals. 5 type localities (valid minerals). 2 type localities (others).

References

Dergunov, A.B. (2001): Tectonics, Magmatism and Metallogeny of Mongolia. Routledge, London & New York, 288 pp

Badarch G, Cunningham WD, Windley BF (2002) A new terrane subdivision for Mongolia: implications for the Phanerozoic crustal growth of central Asia. J Asian Earth Sci 20: 87–100

Richard Goldfarb (2005) Geodynamics and Metallogeny of Mongolia with a Special Emphasis on Copper and Gold Deposits.: R. Seltmann, O. Gerel, and D. Kirwin, Editors. 225 Pp. Centre for Russian and Central Eurasian Mineral Studies, IAGOD Guidebook Series 11. London. 2005.

Minerals of Mongolia,- under red. M.I.Novgorodova, Fersman Mineralogical Museum,Moscow, (2006), p. 352 (in Rus.)

Mironov, Yu. B. (2006): Uranium of Mongolia. English Ed., IAGOD monograph, 230 pp.

External Links

- http://www.mram.gov.mn/ [Mineral Resources Authority of Mongolia]

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