Utah · Tooele County
Occurrence

Porphyry Knob Prospect #1

Tooele County, Utah, United States
GoldMercuryArsenicSilverAntimonyIron
⌖ Show on mapUSGS source ↗
Commodities
PrimaryGold
SecondaryMercury, Arsenic, Silver, Antimony
TertiaryIron
Commodity typeM
Deposit
Deposit typeReplacement
Deposit sizeN
Orebody formIRREGULAR
Ore controlFissures And Fractures
Materials
Ore mineralsCinnabar, Orpiment, Pyrite, Realgar, Stibnite
GangueCalcite, Chlorite, Quartz, Sericite
Geology
Host rockLimestone · Great Blue Limestones;Long Trail Shale Member Of The Great Blue Formation
StructureBasin And Range, Fissures, Fractures, Folds
Tectonic settingSerier Orogenic Belt
AlterationDolomitization, Sericitization And Silicification
Economic & production
Development statusOccurrence
Identification
Deposit ID10012700
MRDS IDD008538
RegionNA
Data scoreB
Coordinates40.33522, -112.22858
References
BISSELL,H.J.,ET. AL.,1959, GUIDEBOOK TO THE GEOLOGY OF UTAH, NO.14, UT. GEOL. SOC.: U.G.M.S. BULL.14,262P.GILLULY,J.,1932,GEOLOGY AND ORE DEPOSITS OF THE STOCKTON AND FAIRFIELD QUADRANGELS: U.S.G.S. PROF. PA.173,167P.BUTTLER,B.S.,ET. AL.,1920, THE ORE DEPOSITS OF UTAH: U.S.G.S. PROF. PA. 111, 672P.SPURR, J.E., 1895, ECONOMIC GEOLOGY OF THE MERCUR MINING DISTRICT,UTAH: U.S.G.S. 16TH. ANN. REPT.,PT.2, 454P.