Mine Index 10082983 G. And L. Fluorspar Company, Gibbons Mine

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	S-T-R	17(SWNWSW)-12S-8E
	County:	Hardin
	Quadrangle:	Rosiclare
	District:	Fluorspar District
	Subdistrict:	Interstate Subdistrict

Mine Index Number: 10082983

ISGS ID:		MSHA ID:
MAS ID:	170690058	MRDS ID:	W062462
Company Name:	G. And L. Fluorspar Company
Mine/Site Name:	Gibbons Mine
Active/Abandoned:	Abandoned
Start Date:	circa 1973	End Date:	Unknown
Commodity Type:	Non-Metallic
Commodity:	Fluorspar
Minerals Present:	Fluorite
Type of Mine:	Underground
District:	Fluorspar District	Subdistrict:	Interstate Subdistrict
County:	Hardin
Section/Township/Range:	17(SWNWSW)-12S-8E
Latitude,Longitude:	37.47063,-88.35671
Unit(s) Mined:	Caseyville Formation
Feature(s) Mined:	Illinois_Furnace_Fault
MRDS Link:	https://mrdata.usgs.gov/mrds/show-mrds.php?dep id=10082983
Mindat link:

Discussion

NO GALENA OR SPHALERITE WERE REPORTED

Mineral occurrence model information
Model code	174
USGS model code	26b
Deposit model name	Fluorspar deposits (fluorite veins)

THE DEPOSIT IS ON THE ILLINOIS FURNACE FAULT WHICH STRIKES N 50 E AND DIPS TOTHE SOUTHEAST.

SMALL PRODUCTION CAME FROM THE OLD VERTICAL SHAFT.

Workings at the site
Type of workings	Underground
Name of workings	INCLINED SHAFT
Overall depth	36.58M
Type of workings	Underground
Name of workings	VERTICAL SHAFT
Overall depth	16.76M

THE SHAFT SLOPES 30-45 DEGREES FROM HORIZONTAL. FORMERLY THERE WAS A 55 FT VERTICAL SHAFT AT THIS SITE FROM WHICH SMALL PRODUCTION WAS OBTAINED.

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. 145.

WELLER J MARVIN ET AL ILL STATE GEOL SUR BULL 76 1952 P 145

External Links

Mineral Resources Data System (MRDS) USGS Link
https://mrdata.usgs.gov/mrds/show-mrds.php?dep id=10082983 Also referenced as 10242070