Mine Index 10082973 Diamond

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	S-T-R	17(NWSENE)-11S-8E
	County:	Hardin
	Quadrangle:	Karbers Ridge
	District:	Fluorspar District
	Subdistrict:	Hamp Subdistrict

Mine Index Number: 10082973

ISGS ID:		MSHA ID:
MAS ID:	170690012	MRDS ID:	W062449
Company Name:
Mine/Site Name:	Diamond
Active/Abandoned:	Abandoned
Start Date:	circa 1973	End Date:	Unknown
Commodity Type:	Non-Metallic
Commodity:	Fluorspar
Minerals Present:	Fluorite
Type of Mine:	Surface
District:	Fluorspar District	Subdistrict:	Hamp Subdistrict
County:	Hardin
Section/Township/Range:	17(NWSENE)-11S-8E
Latitude,Longitude:	37.56535,-88.34171
Unit(s) Mined:	Valmeyeran Series, Aux Vases Sandstone, Ste. Genevieve Limestone, St. Louis Sandstone
Feature(s) Mined:
MRDS Link:	https://mrdata.usgs.gov/mrds/show-mrds.php?dep id=10082973
Mindat link:

Discussion

Faulting present

RESIDUAL 'GRAVEL SPAR' MINERALIZATION OCCURS AS A RESULT OF WEATHERING OF THE VEIN DEPOSIT.

SMALL PRODUCTION WAS OBTAINED FROM SHALLOW OPEN CUTS.

Overall depth 38.1M

SHAFTS EXTEND FROM 40 TO 125 FT BELOW THE SURFACE.

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.

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. 139.

WELLER J M ET AL GEOL OF THE FLUORSPAR DEPOSITS OF ILLINOIS

ILL GEOL SURVEY BULL 76 1952 P 139

External Links

Mineral Resources Data System (MRDS) USGS Link
https://mrdata.usgs.gov/mrds/show-mrds.php?dep id=10082973 Also referenced as 10242004