Description
James L. Wightman, E. Baker, J. Cary French, Sylvester Reese, William Boran
Commodities
PrimaryGold
Commodity typeM
Deposit
Deposit typePlacer
Deposit sizeS
Geology
Host rockSand and Gravel · Alluvium;Colluvium
Associated rockQuartz Latite · Quartz Latite Of South Mountain
StructureSan Juan Volcanic Field, Platoro Caldera, Summitville Caldera, Summitville Fault, South Mountain Dome
Tectonic settingCentral Cordillera (Southern Rocky Mtns)
Economic & production
Development statusPast Producer
First production1875
Discovery year1870
Identification
Deposit ID10014039
MRDS IDD010655
Alternate namesPeterson and Brandt Placers, Claims: Peterson Placer, MS 74, Brandt Placer, MS 75
RegionNA
Data scoreB
Coordinates37.43141, -106.60282
References
PARKER, B.H., JR., 1974, GOLD PLACERS OF COLORADO: COLORADO SCHOOL OF MINES QUART., V. 69, NO. 4, P. 208-210.PATTON, H.B., 1917, GEOLOGY AND ORE DEPOSITS OF THE PLATORO-SUMMITVILLE MINING DISTRICT, COLORADO: CGS BULL. 13.STEVEN, T.A., AND RATTE, J.C., 1960, GEOLOGY AND ORE DEPOSITS OF THE SUMMITVILLE DISTRICT, SAN JUAN MOUNTAINS, COLORADO: USGS PROF. PAPER 343.LIPMAN, P.W., 1974, GEOLOGIC MAP OF THE PLATORO CALDERA AREA, SOUTHEASTERN SAN JUAN MOUNTAINS, SOUTHWESTERN COLORADO: USGS MAP I-828.BLM MINERAL SURVEYS MS 74, 75