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Gregory Mine, Eureka Mining District, Gilpin County, Colorado, USAi
Regional Level Types
Gregory MineMine
Eureka Mining DistrictMining District
Gilpin CountyCounty
ColoradoState
USACountry

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PhotosMapsSearch
Latitude & Longitude (WGS84):
39° 48' 6'' North , 105° 29' 51'' West
Latitude & Longitude (decimal):
Type:
Nearest Settlements:
PlacePopulationDistance
Black Hawk125 (2017)0.6km
Central City724 (2017)1.4km
Idaho Springs1,728 (2017)6.7km
Downieville-Lawson-Dumont594 (2011)11.0km
Rollinsville181 (2011)12.8km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Flatirons Mineral ClubBoulder, Colorado31km
Mile High Rock and Mineral SocietyArvada, Colorado35km
Colorado Mineral SocietyLakewood, Colorado37km
Denver Gem and Mineral GuildDenver, Colorado44km
Friends of Mineralogy - Colorado Chapter Denver, Colorado44km
Mindat Locality ID:
113437
Long-form identifier:
mindat:1:2:113437:0
GUID (UUID V4):
30fb6bbc-3af3-4d52-a340-87d8cefb2a03


MINE MAP REPO # 409189 REF:USGS PROF PAPER 223 PL
Commodities (Major) - Gold; (Trace) - Silver
Development Status: Past Producer
Some tellurium in ores

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


8 valid minerals.

Detailed Mineral List:

β“˜ Chalcopyrite
Formula: CuFeS2
β“˜ Copiapite
Formula: Fe2+Fe3+4(SO4)6(OH)2 · 20H2O
β“˜ Copper
Formula: Cu
β“˜ Galena
Formula: PbS
β“˜ Gold
Formula: Au
β“˜ Natrojarosite
Formula: NaFe3(SO4)2(OH)6
β“˜ Pyrite
Formula: FeS2
β“˜ Sphalerite
Formula: ZnS

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
β“˜Copper1.AA.05Cu
β“˜Gold1.AA.05Au
Group 2 - Sulphides and Sulfosalts
β“˜Sphalerite2.CB.05aZnS
β“˜Chalcopyrite2.CB.10aCuFeS2
β“˜Galena2.CD.10PbS
β“˜Pyrite2.EB.05aFeS2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
β“˜Natrojarosite7.BC.10NaFe3(SO4)2(OH)6
β“˜Copiapite7.DB.35Fe2+Fe3+4(SO4)6(OH)2 Β· 20H2O

List of minerals for each chemical element

HHydrogen
Hβ“˜ CopiapiteFe2+Fe43+(SO4)6(OH)2 · 20H2O
Hβ“˜ NatrojarositeNaFe3(SO4)2(OH)6
OOxygen
Oβ“˜ CopiapiteFe2+Fe43+(SO4)6(OH)2 · 20H2O
Oβ“˜ NatrojarositeNaFe3(SO4)2(OH)6
NaSodium
Naβ“˜ NatrojarositeNaFe3(SO4)2(OH)6
SSulfur
Sβ“˜ ChalcopyriteCuFeS2
Sβ“˜ CopiapiteFe2+Fe43+(SO4)6(OH)2 · 20H2O
Sβ“˜ GalenaPbS
Sβ“˜ NatrojarositeNaFe3(SO4)2(OH)6
Sβ“˜ PyriteFeS2
Sβ“˜ SphaleriteZnS
FeIron
Feβ“˜ ChalcopyriteCuFeS2
Feβ“˜ CopiapiteFe2+Fe43+(SO4)6(OH)2 · 20H2O
Feβ“˜ NatrojarositeNaFe3(SO4)2(OH)6
Feβ“˜ PyriteFeS2
CuCopper
Cuβ“˜ ChalcopyriteCuFeS2
Cuβ“˜ CopperCu
ZnZinc
Znβ“˜ SphaleriteZnS
AuGold
Auβ“˜ GoldAu
PbLead
Pbβ“˜ GalenaPbS

Other Regions, Features and Areas containing this locality

North America
North America 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

 
Mineral and/or Locality  
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