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Innai mine, Ogachi, Yuzawa City, Akita Prefecture, Japani
Regional Level Types
Innai mineMine
OgachiTown (Former)
Yuzawa CityCity
Akita PrefecturePrefecture
JapanCountry

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Latitude & Longitude (WGS84):
39° 3' 10'' North , 140° 21' 50'' East
Latitude & Longitude (decimal):
39.05300,140.36400
GeoHash:
G#: xngy4j3un
GRN:
N27E78
Type:
Mine
Köppen climate type:
Cfa : Humid subtropical climate
Nearest Settlements:
PlacePopulationDistance
Yuzawa33,536 (2017)17.2km
Shinjō41,140 (2017)33.2km
Yokote39,178 (2017)33.4km
Yuza17,082 (2017)37.8km
Ōmagari38,805 (2018)45.3km
Mindat Locality ID:
32607
Long-form identifier:
mindat:1:2:32607:1
GUID (UUID V4):
0


Low-temperature quartz veins with black bands of sulfides/sulfosalts.
Discovered in 1696, major production from 1840's. 3 veins.

Individual veins: 3–6 g/t Au, 250–590 g/t Ag
Width (avg): 20–150 cm; length: up to 600 m; height: up to 400 m
Quartz veins: black (ginguro) bands, rhodochrosite-calcite bands

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.


Mineral List


18 valid minerals.

Detailed Mineral List:

ⓘ Acanthite
Formula: Ag2S
ⓘ 'Andorite'
Formula: AgPbSb3S6
ⓘ Bornite
Formula: Cu5FeS4
ⓘ Calcite
Formula: CaCO3
ⓘ Chalcocite
Formula: Cu2S
ⓘ Chalcopyrite
Formula: CuFeS2
ⓘ Freieslebenite
Formula: AgPbSbS3
ⓘ Galena
Formula: PbS
ⓘ Inesite
Formula: Ca2(Mn,Fe)7Si10O28(OH)2 · 5H2O
ⓘ Native Gold
Formula: Au
ⓘ Native Gold var. Electrum
Formula: (Au,Ag)
ⓘ Native Silver
Formula: Ag
ⓘ Polybasite
Formula: [Ag6Sb2S7][Ag9CuS4]
ⓘ Pyrargyrite
Formula: Ag3SbS3
ⓘ Pyrite
Formula: FeS2
ⓘ Quartz
Formula: SiO2
ⓘ Rhodochrosite
Formula: MnCO3
ⓘ Rhodonite
Formula: CaMn3Mn[Si5O15]
ⓘ Sphalerite
Formula: ZnS
ⓘ Stephanite
Formula: Ag5SbS4

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Gold
var. Electrum		1.AA.05(Au,Ag)
ⓘ1.AA.05Au
ⓘNative Silver1.AA.05Ag
Group 2 - Sulphides and Sulfosalts
ⓘChalcocite2.BA.05Cu2S
ⓘBornite2.BA.15Cu5FeS4
ⓘAcanthite2.BA.35Ag2S
ⓘSphalerite2.CB.05aZnS
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘGalena2.CD.10PbS
ⓘPyrite2.EB.05aFeS2
ⓘPyrargyrite2.GA.05Ag3SbS3
ⓘStephanite2.GB.10Ag5SbS4
ⓘPolybasite2.GB.15[Ag6Sb2S7][Ag9CuS4]
ⓘFreieslebenite2.JB.15AgPbSbS3
Group 4 - Oxides and Hydroxides
ⓘQuartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘRhodochrosite5.AB.05MnCO3
Group 9 - Silicates
ⓘRhodonite9.DK.05CaMn3Mn[Si5O15]
ⓘInesite9.DL.05Ca2(Mn,Fe)7Si10O28(OH)2 · 5H2O
Unclassified
ⓘ'Andorite'-AgPbSb3S6

List of minerals for each chemical element

HHydrogen
Hⓘ InesiteCa2(Mn,Fe)7Si10O28(OH)2 · 5H2O
CCarbon
Cⓘ CalciteCaCO3
Cⓘ RhodochrositeMnCO3
OOxygen
Oⓘ CalciteCaCO3
Oⓘ InesiteCa2(Mn,Fe)7Si10O28(OH)2 · 5H2O
Oⓘ QuartzSiO2
Oⓘ RhodochrositeMnCO3
Oⓘ RhodoniteCaMn3Mn[Si5O15]
SiSilicon
Siⓘ InesiteCa2(Mn,Fe)7Si10O28(OH)2 · 5H2O
Siⓘ QuartzSiO2
Siⓘ RhodoniteCaMn3Mn[Si5O15]
SSulfur
Sⓘ AcanthiteAg2S
Sⓘ AndoriteAgPbSb3S6
Sⓘ BorniteCu5FeS4
Sⓘ ChalcopyriteCuFeS2
Sⓘ ChalcociteCu2S
Sⓘ FreieslebeniteAgPbSbS3
Sⓘ GalenaPbS
Sⓘ Polybasite[Ag6Sb2S7][Ag9CuS4]
Sⓘ PyrargyriteAg3SbS3
Sⓘ PyriteFeS2
Sⓘ SphaleriteZnS
Sⓘ StephaniteAg5SbS4
CaCalcium
Caⓘ CalciteCaCO3
Caⓘ InesiteCa2(Mn,Fe)7Si10O28(OH)2 · 5H2O
Caⓘ RhodoniteCaMn3Mn[Si5O15]
MnManganese
Mnⓘ InesiteCa2(Mn,Fe)7Si10O28(OH)2 · 5H2O
Mnⓘ RhodochrositeMnCO3
Mnⓘ RhodoniteCaMn3Mn[Si5O15]
FeIron
Feⓘ BorniteCu5FeS4
Feⓘ ChalcopyriteCuFeS2
Feⓘ InesiteCa2(Mn,Fe)7Si10O28(OH)2 · 5H2O
Feⓘ PyriteFeS2
CuCopper
Cuⓘ BorniteCu5FeS4
Cuⓘ ChalcopyriteCuFeS2
Cuⓘ ChalcociteCu2S
Cuⓘ Polybasite[Ag6Sb2S7][Ag9CuS4]
ZnZinc
Znⓘ SphaleriteZnS
AgSilver
Agⓘ AcanthiteAg2S
Agⓘ AndoriteAgPbSb3S6
Agⓘ Native Gold var. Electrum(Au,Ag)
Agⓘ FreieslebeniteAgPbSbS3
Agⓘ Polybasite[Ag6Sb2S7][Ag9CuS4]
Agⓘ PyrargyriteAg3SbS3
Agⓘ Native SilverAg
Agⓘ StephaniteAg5SbS4
SbAntimony
Sbⓘ AndoriteAgPbSb3S6
Sbⓘ FreieslebeniteAgPbSbS3
Sbⓘ Polybasite[Ag6Sb2S7][Ag9CuS4]
Sbⓘ PyrargyriteAg3SbS3
Sbⓘ StephaniteAg5SbS4
AuGold
Auⓘ Native Gold var. Electrum(Au,Ag)
Auⓘ Native GoldAu
PbLead
Pbⓘ AndoriteAgPbSb3S6
Pbⓘ FreieslebeniteAgPbSbS3
Pbⓘ GalenaPbS

Other Regions, Features and Areas containing this locality

AsiaContinent
Eurasian Plate
Japan
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

[1]Arribas, Antonio, Mizuta, Toshio (2018) Potential for Porphyry Copper Deposits in Northern Tōhoku (or the Exploration Potential for Base and Precious Metal Deposits in Japan 2020) Resource Geology, 68 (2) 144-163 doi:10.1111/rge.12167
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