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Kotaki mine, Ashio, Nikko City, Tochigi Prefecture, Japan i
Regional Level Types
Kotaki mine Mine (Inactive)
Ashio Town (Former)
Nikko City City
Tochigi Prefecture Prefecture
Japan Country

Regional Level Types
Kotaki mine	Mine (Inactive)
Ashio	Town (Former)
Nikko City	City
Tochigi Prefecture	Prefecture
Japan	Country

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View of the Ashio copper mining area, ca. 1910.

Kotaki mine, Ashio, Nikko City, Tochigi Prefecture, Japan

View of the Ashio copper mining area, ca. 1910.

Kotaki mine, Ashio, Nikko City, Tochigi Prefecture, Japan

View of the Ashio copper mining area, ca. 1925.

Kotaki mine, Ashio, Nikko City, Tochigi Prefecture, Japan

View of the Ashio copper mining area, ca. 1910.

Kotaki mine, Ashio, Nikko City, Tochigi Prefecture, Japan

View of the Ashio copper mining area, ca. 1910.

Kotaki mine, Ashio, Nikko City, Tochigi Prefecture, Japan

View of the Ashio copper mining area, ca. 1925.

Kotaki mine, Ashio, Nikko City, Tochigi Prefecture, Japan

View of the Ashio copper mining area, ca. 1910.

Kotaki mine, Ashio, Nikko City, Tochigi Prefecture, Japan

View of the Ashio copper mining area, ca. 1910.

Kotaki mine, Ashio, Nikko City, Tochigi Prefecture, Japan

Latitude & Longitude (WGS84):

36° North , 139° East (est.)

Estimate based on other nearby localities or region boundaries.

Margin of Error:

~14km

GRN:

N25E80

Type:

Mine (Inactive) - last checked 2020

Köppen climate type:

Cfa : Humid subtropical climate

Mindat Locality ID:

28764

Long-form identifier:

mindat:1:2:28764:8

GUID (UUID V4):

A copper mine in Tertiary liparite.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.

ⓘ Copper

Mineral List

6 valid minerals.

Detailed Mineral List:

ⓘ Calcite

Formula: CaCO₃

References:

Rocks & Min.: 21:580-583.

ⓘ Chalcopyrite

Formula: CuFeS₂

References:

Rocks & Min.: 21:580-583.

ⓘ Fluorapatite

Formula: Ca₅(PO₄)₃F

References:

Rocks & Min.: 21:580-583.

ⓘ Galena

Formula: PbS

References:

Rocks & Min.: 21:580-583.

ⓘ Gypsum

Formula: CaSO₄ · 2H₂O

References:

Rocks & Min.: 21:580-583.

ⓘ Gypsum var. Selenite

Formula: CaSO₄ · 2H₂O

References:

Rocks & Min.: 21:580-583.

ⓘ Pyrite

Formula: FeS₂

References:

Rocks & Min.: 21:580-583.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘ	Chalcopyrite	2.CB.10a	CuFeS₂
ⓘ	Galena	2.CD.10	PbS
ⓘ	Pyrite	2.EB.05a	FeS₂
Group 5 - Nitrates and Carbonates
ⓘ	Calcite	5.AB.05	CaCO₃
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘ	Gypsum	7.CD.40	CaSO₄ · 2H₂O
ⓘ	var. Selenite	7.CD.40	CaSO₄ · 2H₂O
Group 8 - Phosphates, Arsenates and Vanadates
ⓘ	Fluorapatite	8.BN.05	Ca₅(PO₄)₃F

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Gypsum	CaSO₄ · 2H₂O
H	ⓘ Gypsum var. Selenite	CaSO₄ · 2H₂O
C	Carbon
C	ⓘ Calcite	CaCO₃
O	Oxygen
O	ⓘ Calcite	CaCO₃
O	ⓘ Fluorapatite	Ca₅(PO₄)₃F
O	ⓘ Gypsum	CaSO₄ · 2H₂O
O	ⓘ Gypsum var. Selenite	CaSO₄ · 2H₂O
F	Fluorine
F	ⓘ Fluorapatite	Ca₅(PO₄)₃F
P	Phosphorus
P	ⓘ Fluorapatite	Ca₅(PO₄)₃F
S	Sulfur
S	ⓘ Chalcopyrite	CuFeS₂
S	ⓘ Galena	PbS
S	ⓘ Gypsum	CaSO₄ · 2H₂O
S	ⓘ Pyrite	FeS₂
S	ⓘ Gypsum var. Selenite	CaSO₄ · 2H₂O
Ca	Calcium
Ca	ⓘ Calcite	CaCO₃
Ca	ⓘ Fluorapatite	Ca₅(PO₄)₃F
Ca	ⓘ Gypsum	CaSO₄ · 2H₂O
Ca	ⓘ Gypsum var. Selenite	CaSO₄ · 2H₂O
Fe	Iron
Fe	ⓘ Chalcopyrite	CuFeS₂
Fe	ⓘ Pyrite	FeS₂
Cu	Copper
Cu	ⓘ Chalcopyrite	CuFeS₂
Pb	Lead
Pb	ⓘ Galena	PbS

Other Regions, Features and Areas containing this locality

AsiaContinent

Eurasian Plate

North Japan ArcVolcanic Arc

Japan

Honshu IslandIsland

Okhotsk PlateTectonic Plate

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Rocks & Min.: 21:580-583.

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Kotaki mine, Ashio, Nikko City, Tochigi Prefecture, JapaniRegional Level TypesKotaki mineMine (Inactive) AshioTown (Former) Nikko CityCity Tochigi PrefecturePrefecture JapanCountry function showexplain() { $("#locexplain").toggle(); if (typeof movemap === "function") movemap(); }

Select Mineral List Type

Commodity List

Mineral List

Detailed Mineral List:

Gallery:

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

Kotaki mine, Ashio, Nikko City, Tochigi Prefecture, Japan i
Regional Level Types
Kotaki mine Mine (Inactive)
Ashio Town (Former)
Nikko City City
Tochigi Prefecture Prefecture
Japan Country