Mine Index 10082958 Golconda Mining Company/Eichorn Fluorspar Mining Company, Baker Mine, Eichorn Mine

Mine Index Number: 10082958

ISGS ID:		MSHA ID:
MAS ID:		MRDS ID:	W062429
Company Name:	Eichorn Fluorspar Mining Company, Golconda Mining Company
Mine/Site Name:	Baker Mine, Eichorn Mine
Active/Abandoned:	Abandoned
Start Date:	Unknown	End Date:	circa1923
Commodity Type:	Non-Metallic
Commodity:	Fluorspar
Minerals Present:	Calcite, Fluorite, Pyrite
Type of Mine:	Underground, Unknown
District:	Fluorspar District	Subdistrict:	Stewart Subdistrict
County:	Hardin
Section/Township/Range:	14(NE)-12S-7E
Latitude,Longitude:	37.47979,-88.40282
Unit(s) Mined:	Lower Chesterian Series, Glen Dean Limestone, Renault Limestone
Feature(s) Mined:	Stewart_Fault
MRDS Link:	https://mrdata.usgs.gov/mrds/show-mrds.php?dep id=10082958
Mindat link:

Controls for ore placement: Faulting, Brecciation

SMALL AMOUNTS OF ORE ON THE DUMP ARE SIMILAR TO THOSE AT THE STEWART MINE.

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

THE VEIN AVERAGES TWO FT IN WIDTH. AND TRENDS N 20-30 E DIPPING TO THE SE.

APPARENTLY, PRODUCTION WAS SMALL.

Name of workings BAKER MINE SHAFT Overall depth 100.58M

DRIFTING WAS DONE ON THE 200-FT LEVEL AND CROSS CUTS RUN ON BOTH THE 100-FT AND 200-FT LEVELS.

ECON.COM: IN 1926 KNIGHT BROTHERS AND E.C. CLARK LEASED THE MINE AND PUMPED IT OUT TO THE 100-FT LEVEL, BUT MINING WAS NOT RESUMED.

SOME RESIDUAL GRAVEL SPAR WAS FOUND.

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.