Eastern Star Mine

The Eastern Star Mine is a gold, silver, and copper mine located in Saguache county, Colorado at an elevation of 8,471 feet.

About the MRDS Data:

All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.

Mine Info

Satelite View

MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.

Site Name

Primary: Eastern Star Mine

Commodity

Primary: Gold
Primary: Silver
Primary: Copper

Location

State: Colorado
County: Saguache
District: Crestone District

Land Status

Land ownership: Private
Note: the land ownership field only identifies whether the area the mine is in is generally on public lands like Forest Service or BLM land, or if it is in an area that is generally private property. It does not definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.

Holdings

Not available

Workings

Not available

Ownership

Not available

Production

Not available

Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Underground
Years of Production:
Organization:
Significant: N
Deposit Size: S

Physiography

General Physiographic Area: Rocky Mountain System
Physiographic Province: Southern Rocky Mountains

Mineral Deposit Model

Model Name: Polymetallic veins

Orebody

Not available

Structure

Type: R
Description: Sangre De Cristo Range, Sierra Blanca Massif, Rio Grande Rift

Type: L
Description: Sangre De Cristo Fault, Independence Mine Fault, "A" Fault

Alterations

Alteration Type: L
Alteration: epidote, quartz

Alteration Type: L
Alteration Text: Upper Portions Oxidized To Limonite And Copper Carbonates

Rocks

Name: Diabase
Role: Associated
Age Type: Host Rock
Age Young: Neoproterozoic

Name: Diabase
Role: Associated
Age Type: Host Rock Unit
Age Young: Neoproterozoic

Analytical Data

Not available

Materials

Ore: Gold
Ore: Chalcopyrite
Ore: Pyrite
Gangue: Quartz

Comments

Comment (Deposit): QUARTZ-PYRITE-CHALCOPYRITE VEINS LIE IN SHEAR ZONES AND IRREGULAR FRACTURES AND CONTAIN FREE-MILLING GOLD AND CONSIDERABLE PYRITE

Comment (Location): AT COTTONWOOD ONE MILE SE OF INDEPENDENCE MINE. S-T-R ABOVE IS PROJECTED INTO UNSURVEYED LAND GRANT ; INFO FROM LAND.ST :1976

References

Reference (Deposit): COLORADO DIV. MINES ANNUAL OPERATOR REPTS.

Reference (Deposit): CLEMENT, J.F., 1952, THE GEOLOGY OF THE NORTHEASTERN BACA GRANT AREA, SAGUACHE COUNTY, COLORADO: COLORADO SCHOOL OF MINES M.S., THESIS T-764

Colorado Mining Photos

Check out this collection of Colorado's best historic mining photos: Incredible Photos of Colorado Mining Scenes.