Colorado · Saguache County
Occurrence
Wisconsin Adit
Saguache County, Colorado, United States
Zinc Lead Copper
Land & claims · BLM · live
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Surface manager + active mining claims at this point, live from BLM. The "open to location" notes are a general 1872-Mining-Law guide, not BLM output — decision-support only; verify with BLM MLRS and on the ground before staking or entry.
Commodities
PrimaryZinc, Lead, Copper
Commodity typeMetallic
Deposit
Deposit sizeN
Ore controlSee Comments
Materials
Ore mineralsChalcopyrite, Galena, Pyrite, Sphalerite
GangueQuartz
Geology
Host rockAndesite · Rawley Andesite
Associated rockAndesite · Rawley Andesite
StructureSawatch Range, San Juan Volcanic Field, Rio Grande Rift, Bonanza Caldera
Tectonic settingCentral Cordillera (Southern Rocky Mtns.)
AlterationEarly Barren Stage Of Alteration By Fumarolic Or Acid-Hot Spring Activity Resulted In Intense Silicification, Wallrock Replacement By Jasper And Alteration Products Hematite, Diaspore, Alunite, Barite, Zunyite, Rutile, And Kaolin Minerals. Later Mineralizing Stage By Alkaline Or Neutral Solutions Deposited Ore And Gangue And Caused Micaceous Alteration (Sericite And Chlorite) And Calcite, Quartz, And Pyrite.
Economic & production
Development statusOccurrence
Community notes
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References
PATTON, H.B., 1916, GEOLOGY AND ORE DEPOSITS OF THE BONANZA DISTRICT, SAGUACHE COUNTY, COLORADO; COLORADO GEOLOGICAL SURVEY BULL. 9, 136 P.BURBANK, W.S., 1932, GEOLOGY AND ORE DEPOSITS OF THE BONANZA MINING DISTRICT, COLORADO: USGS PROF. PAPER 169, 166 P.
Identification
Deposit ID10094479
MRDS IDD008233
Alternate namesBrighton Claim
RegionNA
Data scoreB
Coordinates38.33251, -106.12921
Base: USGS MRDS (public domain, frozen 2011). Community notes © their authors, CC-BY. Land data live from BLM.