Commodities
PrimaryGypsum-Anhydrite
Commodity typeN
Deposit
Deposit sizeN
Orebody formFOLDED BLANKET DEPOSIT
Ore controlChemical Precipitation And Stratigraphic Control
Materials
GangueClay, Clinozoisite, Epidote, Garnet, Hematite, Quartz
Geology
Host rockSiltstone,Limestone · Upper Jefferson Dolomite;Lower Three Forks Shale
StructureNortheast Strike Of Folds And Rock Units, Fault On Nw Side Of Paleozoic Sedimentary Block
Tectonic settingModerately Folded & Faulted Sedimentary Rocks
Economic & production
Development statusOccurrence
Discovery year1932
Identification
Deposit ID10071876
MRDS IDW015565
Alternate namesRyburn Deposit
RegionNA
Data scoreB
Coordinates44.81268, -112.24392
References
JOHNS, W. M., 1967, REPORT ON THE PETERSON, MCCARTHY, AND TALENT GYPSUM PROPERTIES, BEAVERHEAD COUNTY, MONTANA, MONT. BUREAU OF MINES AND GEOL. 21 P. AND MAPSJOHNS, W.M., 1967, REPORT ON THE PETERSON, MCCARTHY, AND TALENT GYPSUM PROPERTIES, BEAVERHEAD COUNTY, MONTANA: MONTANA BUREAU OF MINES AND GEOLOGY, 21 P. AND MAPS.1967 GEOLMAP MBMG UNPUB. REPORT W. JOHNJOHNS, W. M., 1967, REPORT ON GYPSUM PROPERTIES