REF:Deposit:: HEDLUND, D.C., AND OLSON, J.C., 1975, GEOLOGIC MAP OF THE POWDERHORN QUADRANGLE, GUNNISON AND SAGUACHE COUNTIES, COLORADO: USGS MAP GQ-1178.
Deposit:: SHERIDAN, D.M., AND OTHERS, 1981, PRECAMBRIAN SULFIDE DEPOSITS IN THE GUNNISON REGION, COLORADO
(Audry; Arelin; Don; Louise; Grace; James Mack; Margaret; Badger; MS 19983; Golconda; Sanches; Boston Extension; MS 20115; Alberta Nos. 1-2; Copper Girl Nos. 1-3; Danni Nos. 1-2; Jimmy V.; Unpatented Claims: Ginny Lou; Patented Claims: Golden Dawn; MS 131)
Commodities (Major) - Gold, Silver, Copper; (Trace) - Zinc
Development Status: Past Producer
Host Rock Unit: Dubois Greenstone--Hornblende Schist And Amphibolite, Dubois Greenstone--Metavolcanic Hornblende Schist And Amphibolite
Structure: Gunnison Gold Belt, Iron Hill Alkalic Complex, Tolvar Peak Stock, Gunnison Uplift, San Juan Volcanic Field
Host Rock: Quartzite, Basalt
Tectonic Structure: Central Cordillera (Southern Rocky Mtns)

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

ⓘ Gold

ⓘ Silver

Mineral List

4 valid minerals.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

ⓘ Basalt

ⓘ Quartzite

Detailed Mineral List:

ⓘ Chalcopyrite

Formula: CuFeS₂

References:

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

ⓘ Malachite

Formula: Cu₂(CO₃)(OH)₂

References:

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

ⓘ Pyrite

Formula: FeS₂

References:

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

ⓘ Sphalerite

Formula: ZnS

References:

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘ	Sphalerite	2.CB.05a	ZnS
ⓘ	Chalcopyrite	2.CB.10a	CuFeS₂
ⓘ	Pyrite	2.EB.05a	FeS₂
Group 5 - Nitrates and Carbonates
ⓘ	Malachite	5.BA.10	Cu₂(CO₃)(OH)₂

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Malachite	Cu₂(CO₃)(OH)₂
C	Carbon
C	ⓘ Malachite	Cu₂(CO₃)(OH)₂
O	Oxygen
O	ⓘ Malachite	Cu₂(CO₃)(OH)₂
S	Sulfur
S	ⓘ Chalcopyrite	CuFeS₂
S	ⓘ Pyrite	FeS₂
S	ⓘ Sphalerite	ZnS
Fe	Iron
Fe	ⓘ Chalcopyrite	CuFeS₂
Fe	ⓘ Pyrite	FeS₂
Cu	Copper
Cu	ⓘ Chalcopyrite	CuFeS₂
Cu	ⓘ Malachite	Cu₂(CO₃)(OH)₂
Zn	Zinc
Zn	ⓘ Sphalerite	ZnS

Other Regions, Features and Areas containing this locality

North America

Rocky MountainsMountain Range

North America PlateTectonic Plate

Great Plains DomainDomain

USA

San Juan MountainsMountain Range

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