Mine detail: Illinois Mine

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Location: Jo Daviess County, Illinois, United States, North America
Lat / long: 42.31251, -90.24011
dep_id: 10086353
mrds_id: W800259
Commodity type: metallic
Major mineral: Lead
Trace mineral: Zinc
Operation type: Unknown
Production size: Production occurred
Development status: Unknown
ore: Galena, Sphalerite
gangue: Calcite, Dolomite, Pyrite, Quartz
work_type: Underground
model: 224: Mississippi Valley, S.E. Missouri Pb-Zn
alteration: Leaching, Silicification, Dolomitization
conc_proc: Replacement
Reporter: Hedgman, Cheryl (Cannon, W.), Sutphin, David M., Mason Jr., G.T.
hrock_type: Limestone,Dolomite
Structure: Southeast Of Wisconsin Dome And On The Gentle West Limb Of Wisconsin Arch. To The South Is Illinois Basin And To The West And Southwest Is Forest City Basin. A Few Minles South O Fthe Zinc-Lead District Is Westward-Trending Savanna-Sabula Anticline. Regional Strike Is N 85 W And The Dip Is South.
tectonic: Stable Sedimentary Platform Having Later Mild Regional Deformation Sufficient To Produce Major And Minor Folds, Faults, Fracture Zones, And Joints.
References:
  • COX, G.H., 1914, LEAD AND ZINC DEPOSITS OF NORTHWESTERN ILLINOIS: ILLINOIS GEOLOGICAL SURVEY BULLETIN 21, 120 P
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