Commodities
PrimaryGold, Silver
TertiaryZinc, Lead, Copper, Tellurium
Commodity typeM
Deposit
Deposit typeVein
Model85: Polymetallic veins
Deposit sizeS
Materials
Ore mineralsChalcopyrite, Galena, Sphalerite
GangueQuartz
Geology
Host rockShale,Sandstone · Cutler Formation
Associated rockSyenite,Diorite · Porphyritic Rocks--Diorite-Monzonite Porphyry;Nonporphyritic Rocks--Syenite
StructureSan Juan Uplift, Four Corners Platform, La Plata Dome
Tectonic settingCentral Cordillera (Southern Rocky Mtns)
AlterationOxidation Of Pyrite To Limonite
Economic & production
Development statusPast Producer
First production1887
Last production1921
Discovery year1885
Identification
Deposit ID10014178
MRDS IDD010839
Alternate namesUncle Sam Mine, Saxon Mine, Protection, Silver King, TennieUncle Sam, Uncle Sam No. 1, Yuletide, Ideal, Mayflower, Mayflower No. 1, May Rose, Mammoth, Model, Unpatented Claims: Acropolis, Acropolis Extension, Big Bertha, Cresson
RegionNA
Data scoreB
Coordinates37.3814, -108.05871
References
ECKEL, E.B., AND OTHERS, 1949, GEOLOGY AND ORE DEPOSITS OF THE LA PLATA DISTRICT, COLORADO: USGS PROF. PAPER 219, P. 67-68, 149-151.CARAMOUZIS, BASIL, (N.D.), REPORT ON THE MAY ROSE MINES, LA PLATA COUNTY, COLORADO: UNPUB. ENG. REPT., 4 P.COLORADO DIV. MINES INF. REPTS.CARAMOUZIS (UNPUB ENG. REPT.)