Colorado No. 3 Claim

The Colorado No. 3 Claim is a copper mine located in Mesa county, Colorado at an elevation of 6,900 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

Name: Colorado No. 3 Claim  

State:  Colorado

County:  Mesa

Elevation: 6,900 Feet (2,103 Meters)

Commodity: Copper

Lat, Long: 38.54111, -109.05056

Map: View on Google Maps

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.


Satelite image of the Colorado No. 3 Claim

Colorado No. 3 Claim MRDS details

Site Name

Primary: Colorado No. 3 Claim


Commodity

Primary: Copper


Location

State: Colorado
County: Mesa
District: Sinbad District


Land Status

Land ownership: BLM Administrative Area
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

Owner Name: Colorado Copper Co.
Years: 1945 -


Production

Not available


Deposit

Record Type: Site
Operation Category: Occurrence
Deposit Type: Vein
Operation Type: Unknown
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

General Physiographic Area: Intermontane Plateaus
Physiographic Province: Colorado Plateaus
Physiographic Section: Canyon Lands


Mineral Deposit Model

Not available


Orebody

Not available


Structure

Type: R
Description: Paradox Basin Fold And Fault Belt

Type: L
Description: Sinbad Valley Anticline, Sinbad Valley Graben, La Sal Centers


Alterations

Alteration Type: L
Alteration Text: Oxidation Of Cu Sulfide To Carbonate


Rocks

Name: Shale
Role: Host
Age Type: Host Rock Unit
Age Young: Late Permian

Name: Shale
Role: Host
Age Type: Host Rock
Age Young: Late Permian


Analytical Data

Analytical Data: 150 SAMPLES FROM 7 SURFACE TRENCHES CONTAINED 0.01 TO 3.11% CU, WITH HIGHEST VALUE RECOVERED FROM SHALE BED. 20 SAMPLES FROM UNDERGROUND WORKINGS CONTAINED 0.09 TO 4.46% CU.


Materials

Ore: Chalcopyrite
Ore: Bornite
Gangue: Calcite


Comments

Comment (Location): AT NW END OF SINBAD VALLEY ON OR NEAR TRAIL. ELEV AND LAT-LONG GIVEN ARE FOR PROBABLE PROSPECT SITE DETERMINED FROM AIRPHOTO EXAMINATION. ; INFO FROM LAND.ST :1975

Comment (Deposit): INTERIOR OF SINBAD VALLEY CONSISTS OF FAULTED AND DEFORMED PENNSYLVANIAN EVAPORITES FAULTED AGAINST PERMIAN TO TRIASSIC RED BEDS. CU MINERALIZATION CONFINED TO THREE SMALL AREAS NEAR FAULT OR FRACTURE ZONE, WITH DEPOSITION EXTENDING ONLY INTO MOST FAVORABLE CONGLOMERATE AND SHALE BEDS.

Comment (Workings): 110-FT ADIT DRIVEN GENERALLY NE; SEVERAL SURFACE TRENCHES


References

Reference (Deposit): HOLMES, R.V., AND HARRER, C.M., 1952, INVESTIGATION OF THE COLORADO COPPER CO. PROPERTIES, MESA AND MONTROSE COUNTIES, COLORADO: USBM RI-4869.

Reference (Deposit): SCHWOCHOW, S.D., 1978, MINERAL RESOURCES SURVEY OF MESA COUNTY, A MODEL STUDY: CGS RESOURCE SER. 2, P.14-16.


Colorado Mining Photos

Placer mines at Cripple Creek, Colorado ca. 1892

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