Commodities
PrimaryGold
SecondarySilver
TertiaryFluorine-Fluorite
Commodity typeB
Deposit
Deposit sizeS
WorkingsUnderground
Orebody formTABULAR
Ore controlShattered Zones, Replacements
Materials
Ore mineralsFluorite, Limonite
Geology
Host rockClastic Sedimentary Rock · Flathead Sandstone (Quartzite);Emerson Formation;Bighorn Dolomite;Maywood And Jefferson Ls
Associated rockSyenite · Syenite Porphyry
StructureUpwarping Of Sediments By Intrusion Of Porphyry
AlterationPorphyry Altered Through Silicification
Economic & production
Development statusPast Producer
First production1893
Discovery year1893
Identification
Deposit ID10071881
MRDS IDW015578
RegionNA
Data scoreB
Coordinates47.92021, -108.61356
References
CORRY, A. V., 1933, SOME GOLD DEPOSITS OF BROADWATER, BEAVERHEAD, PHILLIPS AND FERGUS COUNTIES, MONTANA: MONT. BUREAU OF MINES GEOL. MEM. 10 P. 30-36KOSCHMANN, A. H., AND BERGENDAHL, M. H., 1968, PRINCIPAL GOLD-PRODUCING DISTRICTS OF THE UNITED STATES: U. S. GEOL. SURV. PROF. PAPER 610, P. 167WEED, W. H., 1896, ORE DEPOSITS OF THE LITTLE ROCKY MOUNTAINS, MONTANA, THE ENGINEERING AND MINING JOURNAL, VOL. 61, P. 423-424.DYSON, J. L., 1939, RUBY GULCH GOLD MINING DISTRICT, LITTLE ROCKY MOUNTAINS, MONTANA ECONOMIC GEOLOGY VOL. 34. NO. 2 P 201-213CORRY, A. V., 1933, GOLD DEPOSITS SOME COUNTIES, MT