Commodities
PrimaryFluorine-Fluorite
Commodity typeN
Deposit
Model174: Fluorspar deposits (fluorite veins)
Deposit sizeY
WorkingsSurface/Underground
Ore controlFaulting, Replacement
Materials
Ore mineralsFluorite, Galena, Sphalerite
GangueCalcite, Quartz
Geology
Host rockLimestone
StructureSycamore Vein
Tectonic settingGentle Regional Structural Slope Northward Into Illinois Basin Is Broken By The Tw0-Mile-Wide Rock Creek Graben.
Economic & production
Development statusPast Producer
Identification
Deposit ID10083059
MRDS IDW062561
Alternate namesDouglas Mines
RegionNA
Data scoreB
Coordinates37.51924, -88.42365
References
U.S. BUREAU OF MINES, 1995, SPATIAL DATA EXTRACTED FROM THE MINERALS AVAILABILITY SYSTEM/MINERAL INDUSTRY LOCATION SYSTEM (MAS/MILS): U.S. BUREAU OF MINES SPECIAL PUBLICATION 12-95.BASTIN, E.S., 1931, THE FLUORSPAR DEPOSITS OF HARDIN AND POPE COUNTIES, ILLINOIS: ILLINOIS STATE GEOLOGICAL SURVEY BULLETIN 58, 116 P.WELLER, J.M., GROGAN, R.M., AND TIPPIE, F.E., 1952, GEOLOGY OF THE FLUORSPAR DEPOSITS OF ILLINOIS: ILLINOIS STATE GEOLOGICAL SURVEY BULLETIN 76, 147 P.WELLER AND OTHERS, 1952, P. 137.