Description: Dominant component of a "nephrite" jade pebble. Need to be checked if it can be assigned to eckermannite according to the redefinition by IMA (IMA2013-136).

ⓘ Epidote

Formula: (CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)

Locality: Oyashirazu Beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan

ⓘ 'Ferro-actinolite-Tremolite Series'

Locality: Oyashirazu Beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan

ⓘ Fluorstrophite

Formula: SrCaSr₃(PO₄)₃F

References:

Sakai & Akai (1988) Sanko-Gakkai Kou'en-Youshi, 16.

ⓘ Galena

Formula: PbS

Locality: Miyabana beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan

ⓘ Glaucophane

Formula: ◻[Na₂][Mg₃Al₂]Si₈O₂₂(OH)₂

References:

Banno, S. (1958) "Glaucophane schists and associated rocks in the Ōmi District, Niigata Prefecture, Japan"

ⓘ Grossular

Formula: Ca₃Al₂(SiO₄)₃

Locality: Hime River (Himekawa), Ōmi, Itoigawa City, Niigata Prefecture, Japan

ⓘ Itoigawaite (TL)

Formula: SrAl₂(Si₂O₇)(OH)₂ · H₂O

Type Locality:

ⓘ Jadeite

Formula: Na(Al,Fe³⁺)Si₂O₆

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

References:

Miyajima, H., Matsubara, S., Miyawaki, R., Ito, K. (1999) Itoigawaite, a new mineral, the Sr analogue of lawsonite, in jadeitite from the Itoigawa-Ohmi district, central Japan. Mineralogical Magazine, 63 (6) 909-916 doi:10.1180/002646199548899

Miyajima et al. (2001) Mineralogical Magazine 65, 111-120

ⓘ 'K Feldspar'

Localities:

Miyabana beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan
Oyashirazu Beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan

References:

Alfredo Petrov specimens, field collected 2006-2012.

ⓘ Kosmochlor

Formula: NaCrSi₂O₆

Locality: Hime River (Himekawa), Ōmi, Itoigawa City, Niigata Prefecture, Japan

Description: Veinlet in an alluvial pebble of eckermannitic "nephrite" jade.

ⓘ Leucosphenite

Formula: BaNa₄Ti₂B₂Si₁₀O₃₀

Locality: Kinzandani, Hashidate, Ōmi, Itoigawa City, Niigata Prefecture, Japan

ⓘ Magnesio-riebeckite

Formula: ◻{Na₂}{Mg₃Fe³⁺₂}(Si₈O₂₂)(OH)₂

Localities:

Ohmi river (Ohmi-gawa), Ōmi, Itoigawa City, Niigata Prefecture, Japan
Kinzandani, Hashidate, Ōmi, Itoigawa City, Niigata Prefecture, Japan

References:

Hiroaki Tano specimen

ⓘ Montmorillonite

Formula: (Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O

Locality: Kinzandani, Hashidate, Ōmi, Itoigawa City, Niigata Prefecture, Japan

ⓘ Muscovite

Formula: KAl₂(AlSi₃O₁₀)(OH)₂

Localities:

Hime River (Himekawa), Ōmi, Itoigawa City, Niigata Prefecture, Japan
Miyabana beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan
Oyashirazu Beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan
Kinzandani, Hashidate, Ōmi, Itoigawa City, Niigata Prefecture, Japan

Description: Green; nickel-bearing.

References:

Petrov, Alfredo (n.d.) Personal Communication.

ⓘ Muscovite var. Fuchsite

Formula: K(Al,Cr)₃Si₃O₁₀(OH)₂

Localities:

Miyabana beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan
Oyashirazu Beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan
Kinzandani, Hashidate, Ōmi, Itoigawa City, Niigata Prefecture, Japan

References:

Alfredo Petrov specimens, field collected 2006-2012.

ⓘ Natrolite

Formula: Na₂Al₂Si₃O₁₀ · 2H₂O

Locality: Oyashirazu Beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan

ⓘ Niigataite (TL)

Formula: (CaSr)(AlAlAl)O[Si₂O₇][SiO₄](OH)

Type Locality:

Description: Specimens on sale in the species market are mostly just clinozoisite; quantitative analysis needed for correct ID.

ⓘ Ohmilite (TL)

Formula: Sr₃(Ti,Fe³⁺)(Si₄O₁₂)(O,OH) · 2-3H₂O

Localities:

Ōmi, Itoigawa City, Niigata Prefecture, Japan
Kinzandani, Hashidate, Ōmi, Itoigawa City, Niigata Prefecture, Japan
Ohmi river (Ohmi-gawa), Ōmi, Itoigawa City, Niigata Prefecture, Japan

Type Locality: Ōmi, Itoigawa City, Niigata Prefecture, Japan

Description: In riebeckite-albite units of serpentinite.

References:

Komatsu, Masayuki, Chihara, Kazuya, Mizota, Tadato (1973) A new strontium-titanium hydrous silicate mineral from Ohmi, Niigata Prefecture, central Japan. Mineralogical Journal, 7 (3) 298-301 doi:10.2465/minerj1953.7.298

ⓘ Omphacite

Formula: (Na_aCa_bFe²⁺_cMg_d)(Al_eFe³⁺_fFe²⁺_gMg_h)Si₂O₆

Localities:

Oyashirazu Beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan
Kinzandani, Hashidate, Ōmi, Itoigawa City, Niigata Prefecture, Japan
Hime River (Himekawa), Ōmi, Itoigawa City, Niigata Prefecture, Japan
Irikon-sawa, Ōmi, Itoigawa City, Niigata Prefecture, Japan

References:

Alluvial cobbles in innumerable collections

common.

ⓘ Paragonite

Formula: NaAl₂(AlSi₃O₁₀)(OH)₂

Locality: Hime River (Himekawa), Ōmi, Itoigawa City, Niigata Prefecture, Japan

ⓘ Pargasite

Formula: NaCa₂(Mg₄Al)(Si₆Al₂)O₂₂(OH)₂

Locality: Hime River (Himekawa), Ōmi, Itoigawa City, Niigata Prefecture, Japan

ⓘ Pectolite

Formula: NaCa₂Si₃O₈(OH)

Localities:

Oyashirazu Beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan
Ohmi river (Ohmi-gawa), Ōmi, Itoigawa City, Niigata Prefecture, Japan

References:

Alluvial cobbles in innumerable collections

common.

ⓘ Phlogopite

Formula: KMg₃(AlSi₃O₁₀)(OH)₂

Localities:

Ōmi, Itoigawa City, Niigata Prefecture, Japan
Kinzandani, Hashidate, Ōmi, Itoigawa City, Niigata Prefecture, Japan

References:

Mineral. Journal, Japan, 1973, 7, pp. 298-301.

ⓘ Prehnite

Formula: Ca₂Al₂Si₃O₁₀(OH)₂

Localities:

Miyabana beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan
Oyashirazu Beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan
Kinzandani, Hashidate, Ōmi, Itoigawa City, Niigata Prefecture, Japan

References:

Miyajima, Hiroshi, Matsubara, Satoshi, Miyawaki, Ritsuro, Hirokawa, Kazuo (2003) Niigataite, CaSrAl₃(Si₂O₇)(SiO₄)O(OH): Sr-analogue of clinozoisite, a new member of the epidote group from the Itoigawa-Ohmi district, Niigata Prefecture, central Japan. Journal of Mineralogical and Petrological Sciences, 98 (3) 118-129 doi:10.2465/jmps.98.118

ⓘ Pyrite

Formula: FeS₂

Locality: Hime River (Himekawa), Ōmi, Itoigawa City, Niigata Prefecture, Japan

ⓘ Quartz

Formula: SiO₂

Localities:

Ōmi, Itoigawa City, Niigata Prefecture, Japan
Miyabana beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan
Suzawa, Ōmi, Itoigawa City, Niigata Prefecture, Japan
Oyashirazu Beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan
Hashidate, Ōmi, Itoigawa City, Niigata Prefecture, Japan

References:

Mineral. Journal, Japan, 1973, 7, pp. 298-301.

ⓘ Quartz var. Agate

Locality: Suzawa, Ōmi, Itoigawa City, Niigata Prefecture, Japan

ⓘ Quartz var. Aventurine

Formula: SiO₂

Locality: Oyashirazu Beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan

ⓘ Quartz var. Chalcedony

Formula: SiO₂

Locality: Oyashirazu Beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan

ⓘ Rengeite (TL)

Formula: Sr₄ZrTi₄(Si₂O₇)₂O₈

Type Locality:

ⓘ Riebeckite

Formula: ◻[Na₂][Fe²⁺₃Fe³⁺₂]Si₈O₂₂(OH)₂

Locality: Kinzandani, Hashidate, Ōmi, Itoigawa City, Niigata Prefecture, Japan

Description: (magnesio-riebeckite?)

ⓘ 'Serpentine Subgroup'

Formula: D₃[Si₂O₅](OH)₄

Localities:

Hime River (Himekawa), Ōmi, Itoigawa City, Niigata Prefecture, Japan
Miyabana beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan
Oyashirazu Beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan

References:

Petrov, Alfredo (n.d.) Personal Communication.

ⓘ Spinel

Formula: MgAl₂O₄

Locality: Hime River (Himekawa), Ōmi, Itoigawa City, Niigata Prefecture, Japan

ⓘ Strontiojoaquinite

Formula: Sr₂Ba₂(Na,Fe)₂Ti₂[Si₄O₁₂]₂O₂(O,OH)₂ · H₂O

References:

Mashima et al (2004) Koubutsu-Gakkai Kou'en-Youshi, 133.

ⓘ Strontio-orthojoaquinite (TL)

Formula: (Na,Fe)₂Sr₂Ba₂Ti₂[Si₄O₁₂]₂O₂(O,OH)₂ · H₂O

Localities:

Ōmi, Itoigawa City, Niigata Prefecture, Japan
Ohmi river (Ohmi-gawa), Ōmi, Itoigawa City, Niigata Prefecture, Japan
Kinzandani, Hashidate, Ōmi, Itoigawa City, Niigata Prefecture, Japan

Type Locality: Ōmi, Itoigawa City, Niigata Prefecture, Japan

References:

Chihara, Kazuya, Komatsu, Masayuki, Mizota, Tadato (1974) A joaquinite-like mineral from Ohmi, Niigata Prefecture, central Japan. Mineralogical Journal, 7 (4) 395-399 doi:10.2465/minerj1953.7.395

ⓘ 'Strontium-Apatite'

Locality: Oyashirazu Beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan

ⓘ Thomsonite-Sr

Formula: Na(Sr,Ca)₂[Al₅Si₅O₂₀] · 7H₂O

Locality: Hime River (Himekawa), Ōmi, Itoigawa City, Niigata Prefecture, Japan

Description: (in rodingite?)

ⓘ Tremolite

Formula: ◻Ca₂Mg₅(Si₈O₂₂)(OH)₂

Localities:

Hime River (Himekawa), Ōmi, Itoigawa City, Niigata Prefecture, Japan
Miyabana beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan

References:

Fossa Magna Museum specimens, Itoigawa

ⓘ 'UM2008-53-SiO:SrTiZr'

Formula: Sr₄ZrTi₄(Si₂O₇)₂O₈

References:

Mashima, H., Akai, J., Nakamuta, Y., Matsubara, S. (2008) Orthorhombic polymorph of rengeite from Ohmi region, central Japan. American Mineralogist, 93, 1153-1157.

ⓘ Xonotlite

Formula: Ca₆(Si₆O₁₇)(OH)₂

Locality: Oyashirazu Beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan

ⓘ Zircon

Formula: Zr(SiO₄)

Localities:

Miyabana beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan
Oyashirazu Beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan

References:

ⓘ Zoisite

Formula: (CaCa)(AlAlAl)O[Si₂O₇][SiO₄](OH)

Locality: Hime River (Himekawa), Ōmi, Itoigawa City, Niigata Prefecture, Japan

Gallery:

SrCaSr₃(PO₄)₃Fⓘ Fluorstrophite

Fluorstrophite

Ōmi, Itoigawa City, Niigata Prefecture, Japan

Fluorstrophite

Ōmi, Itoigawa City, Niigata Prefecture, Japan

Fluorstrophite

Ōmi, Itoigawa City, Niigata Prefecture, Japan

SrAl₂(Si₂O₇)(OH)₂ · H₂Oⓘ Itoigawaite (TL)

Itoigawaite

Oyashirazu Beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan

Itoigawaite

Oyashirazu Beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan

Itoigawaite

Oyashirazu Beach, Ōmi, Itoigawa City, Niigata Prefecture, Japan

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘ	Galena	2.CD.10	PbS
ⓘ	Cinnabar	2.CD.15a	HgS
ⓘ	Pyrite	2.EB.05a	FeS₂
Group 4 - Oxides and Hydroxides
ⓘ	Spinel	4.BB.05	MgAl₂O₄
ⓘ	Corundum	4.CB.05	Al₂O₃
ⓘ	Quartz var. Chalcedony	4.DA.05	SiO₂
ⓘ	var. Agate	4.DA.05	SiO₂
ⓘ		4.DA.05	SiO₂
ⓘ	var. Aventurine	4.DA.05	SiO₂
ⓘ	Cristobalite	4.DA.15	SiO₂
ⓘ	Diaspore	4.FD.10	AlO(OH)
Group 5 - Nitrates and Carbonates
ⓘ	Calcite	5.AB.05	CaCO₃
Group 8 - Phosphates, Arsenates and Vanadates
ⓘ	Fluorstrophite	8.BN.05	SrCaSr₃(PO₄)₃F
Group 9 - Silicates
ⓘ	Grossular	9.AD.25	Ca₃Al₂(SiO₄)₃
ⓘ	Zircon	9.AD.30	Zr(SiO₄)
ⓘ	Dumortierite	9.AJ.10	Al(Al₂O)(Al₂O)₂(SiO₄)₃(BO₃)
ⓘ	Itoigawaite (TL)	9.BE.05	SrAl₂(Si₂O₇)(OH)₂ · H₂O
ⓘ	Rengeite (TL)	9.BE.70	Sr₄ZrTi₄(Si₂O₇)₂O₈
ⓘ	'UM2008-53-SiO:SrTiZr'	9.BE.70	Sr₄ZrTi₄(Si₂O₇)₂O₈
ⓘ	Niigataite (TL)	9.BG.05	(CaSr)(AlAlAl)O[Si₂O₇][SiO₄](OH)
ⓘ	Clinozoisite	9.BG.05a	(CaCa)(AlAlAl)O[Si₂O₇][SiO₄](OH)
ⓘ	Epidote	9.BG.05a	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
ⓘ	Zoisite	9.BG.10	(CaCa)(AlAlAl)O[Si₂O₇][SiO₄](OH)
ⓘ	Benitoite	9.CA.05	BaTi(Si₃O₉)
ⓘ	Strontio-orthojoaquinite (TL)	9.CE.25	(Na,Fe)₂Sr₂Ba₂Ti₂[Si₄O₁₂]₂O₂(O,OH)₂ · H₂O
ⓘ	Strontiojoaquinite	9.CE.25	Sr₂Ba₂(Na,Fe)₂Ti₂[Si₄O₁₂]₂O₂(O,OH)₂ · H₂O
ⓘ	Diopside	9.DA.15	CaMgSi₂O₆
ⓘ	Omphacite	9.DA.20	(Na_aCa_bFe²⁺_cMg_d)(Al_eFe³⁺_fFe²⁺_gMg_h)Si₂O₆
ⓘ	Jadeite	9.DA.25	Na(Al,Fe³⁺)Si₂O₆
ⓘ	Kosmochlor	9.DA.25	NaCrSi₂O₆
ⓘ	Tremolite	9.DE.10	◻Ca₂Mg₅(Si₈O₂₂)(OH)₂
ⓘ	Actinolite	9.DE.10	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
ⓘ	Pargasite	9.DE.15	NaCa₂(Mg₄Al)(Si₆Al₂)O₂₂(OH)₂
ⓘ	Eckermannite ?	9.DE.25	NaNa₂(Mg₄Al}Si₈O₂₂(OH)₂
ⓘ	Magnesio-riebeckite	9.DE.25	◻{Na₂}{Mg₃Fe³⁺₂}(Si₈O₂₂)(OH)₂
ⓘ	Glaucophane	9.DE.25	◻[Na₂][Mg₃Al₂]Si₈O₂₂(OH)₂
ⓘ	Riebeckite	9.DE.25	◻[Na₂][Fe²⁺₃Fe³⁺₂]Si₈O₂₂(OH)₂
ⓘ	Pectolite	9.DG.05	NaCa₂Si₃O₈(OH)
ⓘ	Xonotlite	9.DG.35	Ca₆(Si₆O₁₇)(OH)₂
ⓘ	Ohmilite (TL)	9.DH.10	Sr₃(Ti,Fe³⁺)(Si₄O₁₂)(O,OH) · 2-3H₂O
ⓘ	Leucosphenite	9.DP.15	BaNa₄Ti₂B₂Si₁₀O₃₀
ⓘ	Prehnite	9.DP.20	Ca₂Al₂Si₃O₁₀(OH)₂
ⓘ	Muscovite	9.EC.15	KAl₂(AlSi₃O₁₀)(OH)₂
ⓘ	Paragonite	9.EC.15	NaAl₂(AlSi₃O₁₀)(OH)₂
ⓘ	Muscovite var. Fuchsite	9.EC.15	K(Al,Cr)₃Si₃O₁₀(OH)₂
ⓘ	Phlogopite	9.EC.20	KMg₃(AlSi₃O₁₀)(OH)₂
ⓘ	Montmorillonite	9.EC.40	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
ⓘ	Amesite	9.ED.15	Mg₂Al(AlSiO₅)(OH)₄
ⓘ	Celsian	9.FA.30	Ba(Al₂Si₂O₈)
ⓘ	Albite	9.FA.35	Na(AlSi₃O₈)
ⓘ	Natrolite	9.GA.05	Na₂Al₂Si₃O₁₀ · 2H₂O
ⓘ	Thomsonite-Sr	9.GA.10	Na(Sr,Ca)₂[Al₅Si₅O₂₀] · 7H₂O
Unclassified
ⓘ	'Chlorite Group'	-
ⓘ	'Chrysoprase'	-
ⓘ	'Biotite'	-	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
ⓘ	'Ferro-actinolite-Tremolite Series'	-
ⓘ	'K Feldspar'	-
ⓘ	'Serpentine Subgroup'	-	D₃[Si₂O₅](OH)₄
ⓘ	'Strontium-Apatite'	-

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Actinolite	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
H	ⓘ Amesite	Mg₂Al(AlSiO₅)(OH)₄
H	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
H	ⓘ Clinozoisite	(CaCa)(AlAlAl)O[Si₂O₇][SiO₄](OH)
H	ⓘ Diaspore	AlO(OH)
H	ⓘ Eckermannite	NaNa₂(Mg₄Al}Si₈O₂₂(OH)₂
H	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
H	ⓘ Muscovite var. Fuchsite	K(Al,Cr)₃Si₃O₁₀(OH)₂
H	ⓘ Glaucophane	◻[Na₂][Mg₃Al₂]Si₈O₂₂(OH)₂
H	ⓘ Magnesio-riebeckite	◻{Na₂}{Mg₃Fe₂³⁺}(Si₈O₂₂)(OH)₂
H	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
H	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
H	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
H	ⓘ Ohmilite	Sr₃(Ti,Fe³⁺)(Si₄O₁₂)(O,OH) · 2-3H₂O
H	ⓘ Paragonite	NaAl₂(AlSi₃O₁₀)(OH)₂
H	ⓘ Pargasite	NaCa₂(Mg₄Al)(Si₆Al₂)O₂₂(OH)₂
H	ⓘ Pectolite	NaCa₂Si₃O₈(OH)
H	ⓘ Phlogopite	KMg₃(AlSi₃O₁₀)(OH)₂
H	ⓘ Prehnite	Ca₂Al₂Si₃O₁₀(OH)₂
H	ⓘ Riebeckite	◻[Na₂][Fe₃²⁺Fe₂³⁺]Si₈O₂₂(OH)₂
H	ⓘ Strontiojoaquinite	Sr₂Ba₂(Na,Fe)₂Ti₂[Si₄O₁₂]₂O₂(O,OH)₂ · H₂O
H	ⓘ Strontio-orthojoaquinite	(Na,Fe)₂Sr₂Ba₂Ti₂[Si₄O₁₂]₂O₂(O,OH)₂ · H₂O
H	ⓘ Tremolite	◻Ca₂Mg₅(Si₈O₂₂)(OH)₂
H	ⓘ Xonotlite	Ca₆(Si₆O₁₇)(OH)₂
H	ⓘ Zoisite	(CaCa)(AlAlAl)O[Si₂O₇][SiO₄](OH)
H	ⓘ Itoigawaite	SrAl₂(Si₂O₇)(OH)₂ · H₂O
H	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄
H	ⓘ Niigataite	(CaSr)(AlAlAl)O[Si₂O₇][SiO₄](OH)
H	ⓘ Thomsonite-Sr	Na(Sr,Ca)₂[Al₅Si₅O₂₀] · 7H₂O
B	Boron
B	ⓘ Dumortierite	Al(Al₂O)(Al₂O)₂(SiO₄)₃(BO₃)
B	ⓘ Leucosphenite	BaNa₄Ti₂B₂Si₁₀O₃₀
C	Carbon
C	ⓘ Calcite	CaCO₃
O	Oxygen
O	ⓘ Actinolite	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
O	ⓘ Albite	Na(AlSi₃O₈)
O	ⓘ Amesite	Mg₂Al(AlSiO₅)(OH)₄
O	ⓘ Quartz var. Aventurine	SiO₂
O	ⓘ Benitoite	BaTi(Si₃O₉)
O	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
O	ⓘ Calcite	CaCO₃
O	ⓘ Celsian	Ba(Al₂Si₂O₈)
O	ⓘ Quartz var. Chalcedony	SiO₂
O	ⓘ Clinozoisite	(CaCa)(AlAlAl)O[Si₂O₇][SiO₄](OH)
O	ⓘ Corundum	Al₂O₃
O	ⓘ Cristobalite	SiO₂
O	ⓘ Diaspore	AlO(OH)
O	ⓘ Diopside	CaMgSi₂O₆
O	ⓘ Dumortierite	Al(Al₂O)(Al₂O)₂(SiO₄)₃(BO₃)
O	ⓘ Eckermannite	NaNa₂(Mg₄Al}Si₈O₂₂(OH)₂
O	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
O	ⓘ Muscovite var. Fuchsite	K(Al,Cr)₃Si₃O₁₀(OH)₂
O	ⓘ Glaucophane	◻[Na₂][Mg₃Al₂]Si₈O₂₂(OH)₂
O	ⓘ Grossular	Ca₃Al₂(SiO₄)₃
O	ⓘ Jadeite	Na(Al,Fe³⁺)Si₂O₆
O	ⓘ Kosmochlor	NaCrSi₂O₆
O	ⓘ Leucosphenite	BaNa₄Ti₂B₂Si₁₀O₃₀
O	ⓘ Magnesio-riebeckite	◻{Na₂}{Mg₃Fe₂³⁺}(Si₈O₂₂)(OH)₂
O	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
O	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
O	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
O	ⓘ Ohmilite	Sr₃(Ti,Fe³⁺)(Si₄O₁₂)(O,OH) · 2-3H₂O
O	ⓘ Omphacite	(Na_aCa_bFe_c²⁺Mg_d)(Al_eFe_f³⁺Fe_g²⁺Mg_h)Si₂O₆
O	ⓘ Paragonite	NaAl₂(AlSi₃O₁₀)(OH)₂
O	ⓘ Pargasite	NaCa₂(Mg₄Al)(Si₆Al₂)O₂₂(OH)₂
O	ⓘ Pectolite	NaCa₂Si₃O₈(OH)
O	ⓘ Phlogopite	KMg₃(AlSi₃O₁₀)(OH)₂
O	ⓘ Prehnite	Ca₂Al₂Si₃O₁₀(OH)₂
O	ⓘ Quartz	SiO₂
O	ⓘ Riebeckite	◻[Na₂][Fe₃²⁺Fe₂³⁺]Si₈O₂₂(OH)₂
O	ⓘ Spinel	MgAl₂O₄
O	ⓘ Strontiojoaquinite	Sr₂Ba₂(Na,Fe)₂Ti₂[Si₄O₁₂]₂O₂(O,OH)₂ · H₂O
O	ⓘ Fluorstrophite	SrCaSr₃(PO₄)₃F
O	ⓘ Strontio-orthojoaquinite	(Na,Fe)₂Sr₂Ba₂Ti₂[Si₄O₁₂]₂O₂(O,OH)₂ · H₂O
O	ⓘ Tremolite	◻Ca₂Mg₅(Si₈O₂₂)(OH)₂
O	ⓘ Xonotlite	Ca₆(Si₆O₁₇)(OH)₂
O	ⓘ Zircon	Zr(SiO₄)
O	ⓘ Zoisite	(CaCa)(AlAlAl)O[Si₂O₇][SiO₄](OH)
O	ⓘ Rengeite	Sr₄ZrTi₄(Si₂O₇)₂O₈
O	ⓘ Itoigawaite	SrAl₂(Si₂O₇)(OH)₂ · H₂O
O	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄
O	ⓘ Niigataite	(CaSr)(AlAlAl)O[Si₂O₇][SiO₄](OH)
O	ⓘ Thomsonite-Sr	Na(Sr,Ca)₂[Al₅Si₅O₂₀] · 7H₂O
O	ⓘ UM2008-53-SiO:SrTiZr	Sr₄ZrTi₄(Si₂O₇)₂O₈
F	Fluorine
F	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
F	ⓘ Fluorstrophite	SrCaSr₃(PO₄)₃F
Na	Sodium
Na	ⓘ Albite	Na(AlSi₃O₈)
Na	ⓘ Eckermannite	NaNa₂(Mg₄Al}Si₈O₂₂(OH)₂
Na	ⓘ Glaucophane	◻[Na₂][Mg₃Al₂]Si₈O₂₂(OH)₂
Na	ⓘ Jadeite	Na(Al,Fe³⁺)Si₂O₆
Na	ⓘ Kosmochlor	NaCrSi₂O₆
Na	ⓘ Leucosphenite	BaNa₄Ti₂B₂Si₁₀O₃₀
Na	ⓘ Magnesio-riebeckite	◻{Na₂}{Mg₃Fe₂³⁺}(Si₈O₂₂)(OH)₂
Na	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Na	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
Na	ⓘ Omphacite	(Na_aCa_bFe_c²⁺Mg_d)(Al_eFe_f³⁺Fe_g²⁺Mg_h)Si₂O₆
Na	ⓘ Paragonite	NaAl₂(AlSi₃O₁₀)(OH)₂
Na	ⓘ Pargasite	NaCa₂(Mg₄Al)(Si₆Al₂)O₂₂(OH)₂
Na	ⓘ Pectolite	NaCa₂Si₃O₈(OH)
Na	ⓘ Riebeckite	◻[Na₂][Fe₃²⁺Fe₂³⁺]Si₈O₂₂(OH)₂
Na	ⓘ Strontiojoaquinite	Sr₂Ba₂(Na,Fe)₂Ti₂[Si₄O₁₂]₂O₂(O,OH)₂ · H₂O
Na	ⓘ Strontio-orthojoaquinite	(Na,Fe)₂Sr₂Ba₂Ti₂[Si₄O₁₂]₂O₂(O,OH)₂ · H₂O
Na	ⓘ Thomsonite-Sr	Na(Sr,Ca)₂[Al₅Si₅O₂₀] · 7H₂O
Mg	Magnesium
Mg	ⓘ Actinolite	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
Mg	ⓘ Amesite	Mg₂Al(AlSiO₅)(OH)₄
Mg	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
Mg	ⓘ Diopside	CaMgSi₂O₆
Mg	ⓘ Eckermannite	NaNa₂(Mg₄Al}Si₈O₂₂(OH)₂
Mg	ⓘ Glaucophane	◻[Na₂][Mg₃Al₂]Si₈O₂₂(OH)₂
Mg	ⓘ Magnesio-riebeckite	◻{Na₂}{Mg₃Fe₂³⁺}(Si₈O₂₂)(OH)₂
Mg	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Mg	ⓘ Omphacite	(Na_aCa_bFe_c²⁺Mg_d)(Al_eFe_f³⁺Fe_g²⁺Mg_h)Si₂O₆
Mg	ⓘ Pargasite	NaCa₂(Mg₄Al)(Si₆Al₂)O₂₂(OH)₂
Mg	ⓘ Phlogopite	KMg₃(AlSi₃O₁₀)(OH)₂
Mg	ⓘ Spinel	MgAl₂O₄
Mg	ⓘ Tremolite	◻Ca₂Mg₅(Si₈O₂₂)(OH)₂
Al	Aluminium
Al	ⓘ Albite	Na(AlSi₃O₈)
Al	ⓘ Amesite	Mg₂Al(AlSiO₅)(OH)₄
Al	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
Al	ⓘ Celsian	Ba(Al₂Si₂O₈)
Al	ⓘ Clinozoisite	(CaCa)(AlAlAl)O[Si₂O₇][SiO₄](OH)
Al	ⓘ Corundum	Al₂O₃
Al	ⓘ Diaspore	AlO(OH)
Al	ⓘ Dumortierite	Al(Al₂O)(Al₂O)₂(SiO₄)₃(BO₃)
Al	ⓘ Eckermannite	NaNa₂(Mg₄Al}Si₈O₂₂(OH)₂
Al	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
Al	ⓘ Muscovite var. Fuchsite	K(Al,Cr)₃Si₃O₁₀(OH)₂
Al	ⓘ Glaucophane	◻[Na₂][Mg₃Al₂]Si₈O₂₂(OH)₂
Al	ⓘ Grossular	Ca₃Al₂(SiO₄)₃
Al	ⓘ Jadeite	Na(Al,Fe³⁺)Si₂O₆
Al	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
Al	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Al	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
Al	ⓘ Omphacite	(Na_aCa_bFe_c²⁺Mg_d)(Al_eFe_f³⁺Fe_g²⁺Mg_h)Si₂O₆
Al	ⓘ Paragonite	NaAl₂(AlSi₃O₁₀)(OH)₂
Al	ⓘ Pargasite	NaCa₂(Mg₄Al)(Si₆Al₂)O₂₂(OH)₂
Al	ⓘ Phlogopite	KMg₃(AlSi₃O₁₀)(OH)₂
Al	ⓘ Prehnite	Ca₂Al₂Si₃O₁₀(OH)₂
Al	ⓘ Spinel	MgAl₂O₄
Al	ⓘ Zoisite	(CaCa)(AlAlAl)O[Si₂O₇][SiO₄](OH)
Al	ⓘ Itoigawaite	SrAl₂(Si₂O₇)(OH)₂ · H₂O
Al	ⓘ Niigataite	(CaSr)(AlAlAl)O[Si₂O₇][SiO₄](OH)
Al	ⓘ Thomsonite-Sr	Na(Sr,Ca)₂[Al₅Si₅O₂₀] · 7H₂O
Si	Silicon
Si	ⓘ Actinolite	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
Si	ⓘ Albite	Na(AlSi₃O₈)
Si	ⓘ Amesite	Mg₂Al(AlSiO₅)(OH)₄
Si	ⓘ Quartz var. Aventurine	SiO₂
Si	ⓘ Benitoite	BaTi(Si₃O₉)
Si	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
Si	ⓘ Celsian	Ba(Al₂Si₂O₈)
Si	ⓘ Quartz var. Chalcedony	SiO₂
Si	ⓘ Clinozoisite	(CaCa)(AlAlAl)O[Si₂O₇][SiO₄](OH)
Si	ⓘ Cristobalite	SiO₂
Si	ⓘ Diopside	CaMgSi₂O₆
Si	ⓘ Dumortierite	Al(Al₂O)(Al₂O)₂(SiO₄)₃(BO₃)
Si	ⓘ Eckermannite	NaNa₂(Mg₄Al}Si₈O₂₂(OH)₂
Si	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
Si	ⓘ Muscovite var. Fuchsite	K(Al,Cr)₃Si₃O₁₀(OH)₂
Si	ⓘ Glaucophane	◻[Na₂][Mg₃Al₂]Si₈O₂₂(OH)₂
Si	ⓘ Grossular	Ca₃Al₂(SiO₄)₃
Si	ⓘ Jadeite	Na(Al,Fe³⁺)Si₂O₆
Si	ⓘ Kosmochlor	NaCrSi₂O₆
Si	ⓘ Leucosphenite	BaNa₄Ti₂B₂Si₁₀O₃₀
Si	ⓘ Magnesio-riebeckite	◻{Na₂}{Mg₃Fe₂³⁺}(Si₈O₂₂)(OH)₂
Si	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
Si	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Si	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
Si	ⓘ Ohmilite	Sr₃(Ti,Fe³⁺)(Si₄O₁₂)(O,OH) · 2-3H₂O
Si	ⓘ Omphacite	(Na_aCa_bFe_c²⁺Mg_d)(Al_eFe_f³⁺Fe_g²⁺Mg_h)Si₂O₆
Si	ⓘ Paragonite	NaAl₂(AlSi₃O₁₀)(OH)₂
Si	ⓘ Pargasite	NaCa₂(Mg₄Al)(Si₆Al₂)O₂₂(OH)₂
Si	ⓘ Pectolite	NaCa₂Si₃O₈(OH)
Si	ⓘ Phlogopite	KMg₃(AlSi₃O₁₀)(OH)₂
Si	ⓘ Prehnite	Ca₂Al₂Si₃O₁₀(OH)₂
Si	ⓘ Quartz	SiO₂
Si	ⓘ Riebeckite	◻[Na₂][Fe₃²⁺Fe₂³⁺]Si₈O₂₂(OH)₂
Si	ⓘ Strontiojoaquinite	Sr₂Ba₂(Na,Fe)₂Ti₂[Si₄O₁₂]₂O₂(O,OH)₂ · H₂O
Si	ⓘ Strontio-orthojoaquinite	(Na,Fe)₂Sr₂Ba₂Ti₂[Si₄O₁₂]₂O₂(O,OH)₂ · H₂O
Si	ⓘ Tremolite	◻Ca₂Mg₅(Si₈O₂₂)(OH)₂
Si	ⓘ Xonotlite	Ca₆(Si₆O₁₇)(OH)₂
Si	ⓘ Zircon	Zr(SiO₄)
Si	ⓘ Zoisite	(CaCa)(AlAlAl)O[Si₂O₇][SiO₄](OH)
Si	ⓘ Rengeite	Sr₄ZrTi₄(Si₂O₇)₂O₈
Si	ⓘ Itoigawaite	SrAl₂(Si₂O₇)(OH)₂ · H₂O
Si	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄
Si	ⓘ Niigataite	(CaSr)(AlAlAl)O[Si₂O₇][SiO₄](OH)
Si	ⓘ Thomsonite-Sr	Na(Sr,Ca)₂[Al₅Si₅O₂₀] · 7H₂O
Si	ⓘ UM2008-53-SiO:SrTiZr	Sr₄ZrTi₄(Si₂O₇)₂O₈
P	Phosphorus
P	ⓘ Fluorstrophite	SrCaSr₃(PO₄)₃F
S	Sulfur
S	ⓘ Cinnabar	HgS
S	ⓘ Galena	PbS
S	ⓘ Pyrite	FeS₂
K	Potassium
K	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
K	ⓘ Muscovite var. Fuchsite	K(Al,Cr)₃Si₃O₁₀(OH)₂
K	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
K	ⓘ Phlogopite	KMg₃(AlSi₃O₁₀)(OH)₂
Ca	Calcium
Ca	ⓘ Actinolite	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
Ca	ⓘ Calcite	CaCO₃
Ca	ⓘ Clinozoisite	(CaCa)(AlAlAl)O[Si₂O₇][SiO₄](OH)
Ca	ⓘ Diopside	CaMgSi₂O₆
Ca	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
Ca	ⓘ Grossular	Ca₃Al₂(SiO₄)₃
Ca	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Ca	ⓘ Omphacite	(Na_aCa_bFe_c²⁺Mg_d)(Al_eFe_f³⁺Fe_g²⁺Mg_h)Si₂O₆
Ca	ⓘ Pargasite	NaCa₂(Mg₄Al)(Si₆Al₂)O₂₂(OH)₂
Ca	ⓘ Pectolite	NaCa₂Si₃O₈(OH)
Ca	ⓘ Prehnite	Ca₂Al₂Si₃O₁₀(OH)₂
Ca	ⓘ Fluorstrophite	SrCaSr₃(PO₄)₃F
Ca	ⓘ Tremolite	◻Ca₂Mg₅(Si₈O₂₂)(OH)₂
Ca	ⓘ Xonotlite	Ca₆(Si₆O₁₇)(OH)₂
Ca	ⓘ Zoisite	(CaCa)(AlAlAl)O[Si₂O₇][SiO₄](OH)
Ca	ⓘ Niigataite	(CaSr)(AlAlAl)O[Si₂O₇][SiO₄](OH)
Ca	ⓘ Thomsonite-Sr	Na(Sr,Ca)₂[Al₅Si₅O₂₀] · 7H₂O
Ti	Titanium
Ti	ⓘ Benitoite	BaTi(Si₃O₉)
Ti	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
Ti	ⓘ Leucosphenite	BaNa₄Ti₂B₂Si₁₀O₃₀
Ti	ⓘ Ohmilite	Sr₃(Ti,Fe³⁺)(Si₄O₁₂)(O,OH) · 2-3H₂O
Ti	ⓘ Strontiojoaquinite	Sr₂Ba₂(Na,Fe)₂Ti₂[Si₄O₁₂]₂O₂(O,OH)₂ · H₂O
Ti	ⓘ Strontio-orthojoaquinite	(Na,Fe)₂Sr₂Ba₂Ti₂[Si₄O₁₂]₂O₂(O,OH)₂ · H₂O
Ti	ⓘ Rengeite	Sr₄ZrTi₄(Si₂O₇)₂O₈
Ti	ⓘ UM2008-53-SiO:SrTiZr	Sr₄ZrTi₄(Si₂O₇)₂O₈
Cr	Chromium
Cr	ⓘ Muscovite var. Fuchsite	K(Al,Cr)₃Si₃O₁₀(OH)₂
Cr	ⓘ Kosmochlor	NaCrSi₂O₆
Fe	Iron
Fe	ⓘ Actinolite	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
Fe	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
Fe	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
Fe	ⓘ Jadeite	Na(Al,Fe³⁺)Si₂O₆
Fe	ⓘ Magnesio-riebeckite	◻{Na₂}{Mg₃Fe₂³⁺}(Si₈O₂₂)(OH)₂
Fe	ⓘ Ohmilite	Sr₃(Ti,Fe³⁺)(Si₄O₁₂)(O,OH) · 2-3H₂O
Fe	ⓘ Omphacite	(Na_aCa_bFe_c²⁺Mg_d)(Al_eFe_f³⁺Fe_g²⁺Mg_h)Si₂O₆
Fe	ⓘ Pyrite	FeS₂
Fe	ⓘ Riebeckite	◻[Na₂][Fe₃²⁺Fe₂³⁺]Si₈O₂₂(OH)₂
Fe	ⓘ Strontiojoaquinite	Sr₂Ba₂(Na,Fe)₂Ti₂[Si₄O₁₂]₂O₂(O,OH)₂ · H₂O
Fe	ⓘ Strontio-orthojoaquinite	(Na,Fe)₂Sr₂Ba₂Ti₂[Si₄O₁₂]₂O₂(O,OH)₂ · H₂O
Sr	Strontium
Sr	ⓘ Ohmilite	Sr₃(Ti,Fe³⁺)(Si₄O₁₂)(O,OH) · 2-3H₂O
Sr	ⓘ Strontiojoaquinite	Sr₂Ba₂(Na,Fe)₂Ti₂[Si₄O₁₂]₂O₂(O,OH)₂ · H₂O
Sr	ⓘ Fluorstrophite	SrCaSr₃(PO₄)₃F
Sr	ⓘ Strontio-orthojoaquinite	(Na,Fe)₂Sr₂Ba₂Ti₂[Si₄O₁₂]₂O₂(O,OH)₂ · H₂O
Sr	ⓘ Rengeite	Sr₄ZrTi₄(Si₂O₇)₂O₈
Sr	ⓘ Itoigawaite	SrAl₂(Si₂O₇)(OH)₂ · H₂O
Sr	ⓘ Niigataite	(CaSr)(AlAlAl)O[Si₂O₇][SiO₄](OH)
Sr	ⓘ Thomsonite-Sr	Na(Sr,Ca)₂[Al₅Si₅O₂₀] · 7H₂O
Sr	ⓘ UM2008-53-SiO:SrTiZr	Sr₄ZrTi₄(Si₂O₇)₂O₈
Zr	Zirconium
Zr	ⓘ Zircon	Zr(SiO₄)
Zr	ⓘ Rengeite	Sr₄ZrTi₄(Si₂O₇)₂O₈
Zr	ⓘ UM2008-53-SiO:SrTiZr	Sr₄ZrTi₄(Si₂O₇)₂O₈
Ba	Barium
Ba	ⓘ Benitoite	BaTi(Si₃O₉)
Ba	ⓘ Celsian	Ba(Al₂Si₂O₈)
Ba	ⓘ Leucosphenite	BaNa₄Ti₂B₂Si₁₀O₃₀
Ba	ⓘ Strontiojoaquinite	Sr₂Ba₂(Na,Fe)₂Ti₂[Si₄O₁₂]₂O₂(O,OH)₂ · H₂O
Ba	ⓘ Strontio-orthojoaquinite	(Na,Fe)₂Sr₂Ba₂Ti₂[Si₄O₁₂]₂O₂(O,OH)₂ · H₂O
Hg	Mercury
Hg	ⓘ Cinnabar	HgS
Pb	Lead
Pb	ⓘ Galena	PbS

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Wikipedia:	https://en.wikipedia.org/wiki/%C5%8Cmi,_Niigata
Wikidata ID:	Q8081610

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Niigata Prefecture
- Itoigawa City
  - Ōmi

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Honshu IslandIsland
Japanese Alps

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References

Banno, S. (1958) Glaucophane schists and associated rocks in the Ōmi District, Niigata Prefecture, Japan.

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Ōmi, Itoigawa City, Niigata Prefecture, Japan i
Regional Level Types
Ōmi Suburb
Itoigawa City City
Niigata Prefecture Prefecture
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