Tsakhirin Khuduk Y-Zr-Nb deposit, Khaldzan Buragtag massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia

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Y-Zr-Nb deposit is in exocontact metasomatic zone of Northern outcrop of Khaldzan Buragtag alkaline massif. The deposit is represented by two linear ore zones Western and Eastern, located some Northern of Mt. Ulyn Khuren foot and stok like body on Northern flang. Ores of locality are composed by carbonate-amphibole-quartz-epidote metasomatites with dessiminated zircon and fergusonite mineralization. These metasomatites are superimposed on alkaline granite pegmatites and stok.

Mineral List

Actinolite Aegirine Aenigmatite Albite Allanite-(Ce) Aluminocerite-(Ce) Arfvedsonite Baryte Bastnäsite-(Ce) Bavenite Brannerite Britholite-(Ce) Britholite-(Y) Calcite Cerite-(Ce) Chalcopyrite

Chevkinite-(Ce) Clinochlore Columbite-(Fe) Copper Diopside Epidote var: Allanite-Epidote Eudialyte 'Fergusonite-(Nd)' Fergusonite-(Y) Ferriallanite-(Ce) Fersmite Genthelvite Gold Hedenbergite Hematite

Hingganite-(Ce) Hingganite-(Y) Hydroxylapatite Hydroxylbastnäsite-(Ce) Ilmenite Magnesite Magnetite Malachite Microcline Orthoclase Polylithionite Prehnite Pyrite Pyrochlore Group var: Ceriopyrochlore (of Hogarth 1977) Quartz Riebeckite

Röntgenite-(Ce) Rutile var: Ilmenorutile Sphalerite Stilpnomelane Synchysite-(Ce) Thorite Titanite 'Unnamed (HBU UK-1)' Wilkinsonite Wulfenite Xenotime-(Y) Zircon

61 entries listed. 56 valid minerals.

References