Description
Pyramid Mining And Milling Co. (Claimant)
Commodities
PrimaryCopper
TertiaryChromium
Commodity typeM
Deposit
Deposit typeVein
Deposit sizeS
Ore controlFracture Zone Cutting Favorable Sandstone
Materials
Ore mineralsBornite, Chalcopyrite, Enargite
GangueCalcite
Geology
Host rockSandstone · Wingate Sandstone;Chinle Formation
StructureParadox Basin Fold And Fault Belt, Sinbad Valley Anticline, Sinbad Valley Graben
Tectonic settingColorado Platform
AlterationOxidation Of Cu Sulfide To Carbonate
Economic & production
Development statusPast Producer
First production1908
Discovery year1906
Identification
Deposit ID10014263
MRDS IDD010960
Alternate namesThroughbred Nos. 1-4, MS 17971, Kentucky Boy Nos. 1-3, MS 17971, Patented Claims: Princess Nos. 1-2, MS 17971, Pyramid Nos. 1-4, MS 17971, Derby Nos. 1-4, MS 17971
RegionNA
Data scoreB
Coordinates38.52582, -109.03208
References
HOLMES, R.V., AND HARRER, C.M., 1952, INVESTIGATION OF THE COLORADO COPPER CO. PROPERTIES, MESA AND MONTROSE COUNTIES, COLORADO: USBM RI-4869.SCHWOCHOW, S.D., 1978, MINERAL RESOURCES SURVEY OF MESA COUNTY, A MODEL STUDY: CGS RESOURCE SER. 2, P. 14-16.BLM MINERAL SURVEY MS 17971