Commodities
PrimaryFluorine-Fluorite
Commodity typeN
Deposit
Deposit typeReplacement
Deposit sizeS
Ore controlZone Of Brecciation
Materials
Ore mineralsFluorite
GangueAnkerite, Calcite, Quartz
Geology
Host rockQuartzite · Wallace Formation
StructureMuch Tight Folding Accompanied By Some Shearing Is Evident Throughout A Belt Several Hundred Feet Wide Which Trends N 10 - 20 Deg W. Narrow Zones Of Shearing, Which Are Apparently Discontinuous And Perhaps Have An Echelon Orientation, Have Sheeted And Brecciated The Rocks Without Much Differential Movement.
Tectonic settingBelt Basin
Economic & production
Development statusPast Producer
Discovery year1944
Identification
Deposit ID10019733
MRDS IDDC11302
RegionNA
Data scoreB
Coordinates47.17238, -115.08182
References
CAMPBELL, A. B., 1960 , GEOLOGIC AND MINERAL DEPOSITS OF THE ST. REGIS - SUPERIOR AREA MINERAL COUNTY, MONTANA: US GEOLOGICAL SURVEY BULL. 1082-I, PP. 603 - 605 .CONSV. DIV. COMP. DATE, 02-11-1963CAMPBELL, A. B., 1960 : US GEOL SURVEY BULL. 1082-I, P. 603 .