Commodities
PrimarySilver, Gold
SecondaryLead, Copper
TertiaryZinc
Commodity typeM
Deposit
Model85: Polymetallic veins
Deposit sizeS
Materials
Ore mineralsGalena, Sphalerite
GangueBarite, Quartz
Geology
Host rockMudstone,Sandstone,Limestone · Dolores Formation;Pony Express Limestone Member Of Wanakah Formation
Associated rockDiorite · Porphyritic Rocks--Diorite-Monzonite Porphyry
StructureSan Juan Uplift, Four Corners Platform, La Plata Dome
Tectonic settingCentral Cordillera (Southern Rocky Mtns)
AlterationOxidation Of Pb Sulfide
Economic & production
Development statusPast Producer
First production1907
Last production1914
Identification
Deposit ID10014177
MRDS IDD010837
Alternate namesPatented Claims: Lucky Four, MS 19336, Lucky Four No. 2, MS 19336, Delphic, MS 19336, Dead Pine, MS 19336, Hesperain, MS 19336, Iron King, MS 19336
RegionNA
Data scoreB
Coordinates37.36751, -108.07037
References
ECKEL, E.B., AND OTHERS, 1949, GEOLOGY AND ORE DEPOSITS OF THE LA PLATA DISTRICT, COLORADO: USGS PROF. PAPER 219, P. 69-70, 140.BLM MINERAL SURVEY MS 19336ECKEL AND OTHERS, 1949, P. 140 (AS COMPILED FROM USGS/USBM RECORDS)