Shimizu, M., Matsubara, S., Shimizu, M., Kyouno, Y., Harada, A., & Cook, N. J. (2007). High-grade Ag–Cu–Sn–In mineralization in the Nishizawa-Ashio area, Tochigi Prefecture, central Japan. Geochim. Cosmochim. Acta, 71(suppl 1).

ⓘ Argyrodite

Formula: Ag₈GeS₆

References:

ⓘ Canfieldite

Formula: Ag₈SnS₆

References:

ⓘ Cassiterite

Formula: SnO₂

References:

Takeo Kato (1928) Japanese Journal of Geology and Geography, 6 (1-2), 31-48.

ⓘ Chalcopyrite

Formula: CuFeS₂

References:

ⓘ Ferberite

Formula: FeWO₄

References:

ⓘ 'Freibergite Subgroup'

Formula: (Ag₆,[Ag₆]⁴⁺)(Cu₄ C²⁺₂)Sb₄S₁₂S_0-1

References:

ⓘ Galena

Formula: PbS

References:

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

ⓘ Goethite

Formula: Fe³⁺O(OH)

References:

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

ⓘ Hübnerite

Formula: MnWO₄

Description: Reported as "wolframite", but thin bladed crystals are red translucent, so most likely = hubnerite.

References:

Sadanaga, Ryoichi, Bunno, Michiaki (1974) The Wakabayashi Mineral Collection. Bulletin 7. The University Museum, The University of Tokyo

ⓘ Matildite

Formula: AgBiS₂

References:

Dana 7:I:430.

Kyoto University collection

ⓘ Native Gold

Formula: Au

References:

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

ⓘ Native Gold var. Electrum

Formula: (Au,Ag)

References:

ⓘ Proustite

Formula: Ag₃AsS₃

References:

Sadanaga, Ryoichi, Bunno, Michiaki (1974) The Wakabayashi Mineral Collection. Bulletin 7. The University Museum, The University of Tokyo

ⓘ Pyrargyrite

Formula: Ag₃SbS₃

References:

Sadanaga, Ryoichi, Bunno, Michiaki (1974) The Wakabayashi Mineral Collection. Bulletin 7. The University Museum, The University of Tokyo

ⓘ Pyrite

Formula: FeS₂

References:

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

ⓘ Quartz

Formula: SiO₂

References:

Sadanaga, Ryoichi, Bunno, Michiaki (1974) The Wakabayashi Mineral Collection. Bulletin 7. The University Museum, The University of Tokyo

ⓘ Quartz var. Chalcedony

Formula: SiO₂

References:

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

ⓘ Realgar

Formula: As₄S₄

References:

Wada (1904): Minerals of Japan

ⓘ Roquesite

Formula: CuInS₂

References:

Matsubara and Miyawaki (2006) Catalogue of Japanese Minerals, p 110 (Tokai University Press)

ⓘ Smithite

Formula: AgAsS₂

References:

ⓘ Sphalerite

Formula: ZnS

Description: Light-colored, low-Fe variety.

References:

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

ⓘ 'Tetrahedrite Subgroup'

Formula: Cu₆(Cu₄C²⁺₂)Sb₄S₁₂S

References:

ⓘ Xanthoconite

Formula: Ag₃AsS₃

References:

Kato (1968) Chigaku Kenkyu, 19, 309-310.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘ	Native Gold var. Electrum	1.AA.05	(Au,Ag)
ⓘ		1.AA.05	Au
Group 2 - Sulphides and Sulfosalts
ⓘ	Acanthite	2.BA.35	Ag₂S
ⓘ	Argyrodite	2.BA.70	Ag₈GeS₆
ⓘ	Canfieldite	2.BA.70	Ag₈SnS₆
ⓘ	Sphalerite	2.CB.05a	ZnS
ⓘ	Chalcopyrite	2.CB.10a	CuFeS₂
ⓘ	Roquesite	2.CB.10a	CuInS₂
ⓘ	Galena	2.CD.10	PbS
ⓘ	Pyrite	2.EB.05a	FeS₂
ⓘ	Realgar	2.FA.15a	As₄S₄
ⓘ	Proustite	2.GA.05	Ag₃AsS₃
ⓘ	Pyrargyrite	2.GA.05	Ag₃SbS₃
ⓘ	Xanthoconite	2.GA.10	Ag₃AsS₃
ⓘ	'Freibergite Subgroup'	2.GB.05	(Ag₆,[Ag₆]⁴⁺)(Cu₄ C²⁺₂)Sb₄S₁₂S_0-1
ⓘ	'Tetrahedrite Subgroup'	2.GB.05	Cu₆(Cu₄C²⁺₂)Sb₄S₁₂S
ⓘ	Smithite	2.GC.30	AgAsS₂
ⓘ	Matildite	2.JA.20	AgBiS₂
Group 4 - Oxides and Hydroxides
ⓘ	Goethite	4.00.	Fe³⁺O(OH)
ⓘ	Quartz var. Chalcedony	4.DA.05	SiO₂
ⓘ		4.DA.05	SiO₂
ⓘ	Cassiterite	4.DB.05	SnO₂
ⓘ	Ferberite	4.DB.30	FeWO₄
ⓘ	Hübnerite	4.DB.30	MnWO₄

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Goethite	Fe³⁺O(OH)
O	Oxygen
O	ⓘ Cassiterite	SnO₂
O	ⓘ Quartz var. Chalcedony	SiO₂
O	ⓘ Ferberite	FeWO₄
O	ⓘ Goethite	Fe³⁺O(OH)
O	ⓘ Hübnerite	MnWO₄
O	ⓘ Quartz	SiO₂
Si	Silicon
Si	ⓘ Quartz var. Chalcedony	SiO₂
Si	ⓘ Quartz	SiO₂
S	Sulfur
S	ⓘ Acanthite	Ag₂S
S	ⓘ Argyrodite	Ag₈GeS₆
S	ⓘ Canfieldite	Ag₈SnS₆
S	ⓘ Chalcopyrite	CuFeS₂
S	ⓘ Freibergite Subgroup	(Ag₆,[Ag₆]⁴⁺)(Cu₄ C₂²⁺)Sb₄S₁₂S_0-1
S	ⓘ Galena	PbS
S	ⓘ Matildite	AgBiS₂
S	ⓘ Proustite	Ag₃AsS₃
S	ⓘ Pyrargyrite	Ag₃SbS₃
S	ⓘ Pyrite	FeS₂
S	ⓘ Realgar	As₄S₄
S	ⓘ Roquesite	CuInS₂
S	ⓘ Smithite	AgAsS₂
S	ⓘ Sphalerite	ZnS
S	ⓘ Tetrahedrite Subgroup	Cu₆(Cu₄C₂²⁺)Sb₄S₁₂S
S	ⓘ Xanthoconite	Ag₃AsS₃
Mn	Manganese
Mn	ⓘ Hübnerite	MnWO₄
Fe	Iron
Fe	ⓘ Chalcopyrite	CuFeS₂
Fe	ⓘ Ferberite	FeWO₄
Fe	ⓘ Goethite	Fe³⁺O(OH)
Fe	ⓘ Pyrite	FeS₂
Cu	Copper
Cu	ⓘ Chalcopyrite	CuFeS₂
Cu	ⓘ Freibergite Subgroup	(Ag₆,[Ag₆]⁴⁺)(Cu₄ C₂²⁺)Sb₄S₁₂S_0-1
Cu	ⓘ Roquesite	CuInS₂
Cu	ⓘ Tetrahedrite Subgroup	Cu₆(Cu₄C₂²⁺)Sb₄S₁₂S
Zn	Zinc
Zn	ⓘ Sphalerite	ZnS
Ge	Germanium
Ge	ⓘ Argyrodite	Ag₈GeS₆
As	Arsenic
As	ⓘ Proustite	Ag₃AsS₃
As	ⓘ Realgar	As₄S₄
As	ⓘ Smithite	AgAsS₂
As	ⓘ Xanthoconite	Ag₃AsS₃
Ag	Silver
Ag	ⓘ Acanthite	Ag₂S
Ag	ⓘ Argyrodite	Ag₈GeS₆
Ag	ⓘ Canfieldite	Ag₈SnS₆
Ag	ⓘ Native Gold var. Electrum	(Au,Ag)
Ag	ⓘ Freibergite Subgroup	(Ag₆,[Ag₆]⁴⁺)(Cu₄ C₂²⁺)Sb₄S₁₂S_0-1
Ag	ⓘ Matildite	AgBiS₂
Ag	ⓘ Proustite	Ag₃AsS₃
Ag	ⓘ Pyrargyrite	Ag₃SbS₃
Ag	ⓘ Smithite	AgAsS₂
Ag	ⓘ Xanthoconite	Ag₃AsS₃
In	Indium
In	ⓘ Roquesite	CuInS₂
Sn	Tin
Sn	ⓘ Canfieldite	Ag₈SnS₆
Sn	ⓘ Cassiterite	SnO₂
Sb	Antimony
Sb	ⓘ Freibergite Subgroup	(Ag₆,[Ag₆]⁴⁺)(Cu₄ C₂²⁺)Sb₄S₁₂S_0-1
Sb	ⓘ Pyrargyrite	Ag₃SbS₃
Sb	ⓘ Tetrahedrite Subgroup	Cu₆(Cu₄C₂²⁺)Sb₄S₁₂S
W	Tungsten
W	ⓘ Ferberite	FeWO₄
W	ⓘ Hübnerite	MnWO₄
Au	Gold
Au	ⓘ Native Gold var. Electrum	(Au,Ag)
Au	ⓘ Native Gold	Au
Pb	Lead
Pb	ⓘ Galena	PbS
Bi	Bismuth
Bi	ⓘ Matildite	AgBiS₂

Other Regions, Features and Areas containing this locality

AsiaContinent

Eurasian Plate

North Japan ArcVolcanic Arc

Japan

Honshu IslandIsland

Okhotsk PlateTectonic Plate

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References

Dana 7-I-430-

Takeo Kato (1928) Japanese Journal of Geology and Geography, 6 (1-2), 31-48.

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Nishizawa mine, Kuriyamamura, Nikko City, Tochigi Prefecture, JapaniRegional Level TypesNishizawa mineMine Kuriyamamura- not defined - Nikko CityCity Tochigi PrefecturePrefecture JapanCountry function showexplain() { $("#locexplain").toggle(); if (typeof movemap === "function") movemap(); }

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List of minerals arranged by Strunz 10th Edition classification

List of minerals for each chemical element

Other Regions, Features and Areas containing this locality

References

Nishizawa mine, Kuriyamamura, Nikko City, Tochigi Prefecture, Japan i
Regional Level Types
Nishizawa mine Mine
Kuriyamamura - not defined -
Nikko City City
Tochigi Prefecture Prefecture
Japan Country