Commodities
PrimarySilver, Gold
TertiaryCopper, Tellurium
Commodity typeM
Deposit
Deposit typeVein
Model85: Polymetallic veins
Deposit sizeS
Materials
Ore mineralsChalcopyrite, Pyrite
GangueCalcite, Quartz
Geology
Host rockDiorite · Nonporphyritic Rocks--Diorite
Associated rockDiorite · Nonporphyritic Rocks--Diorite;Porphyritic Rocks--Diorite-Monzonite Porphyry
StructureSan Juan Uplift, Four Corners Platform, La Plata Dome
Tectonic settingCentral Cordillera (Southern Rocky Mtns)
Economic & production
Development statusPast Producer
First production1892
Last production1919
Discovery year1887
Identification
Deposit ID10101875
MRDS IDD010854
Alternate namesPatented Claim: Small Hope, Ms 10349
RegionNA
Data scoreB
Coordinates37.43334, -108.04176
References
ECKEL, E.B., AND OTHERS, 1949, GEOLOGY AND ORE DEPOSITS OF THE LA PLATA DISTRICT, COLORADO: USGS PROF. PAPER 219, P. 73-76, 165-167.BLM MINERAL SURVEY MS 10349ECKEL AND OTHERS, 1949, P. 165 (AS COMPILED FROM USGS AND USBM RECORDS)