Mine detail: Sphalerite Occurrence Z77

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Location: Howard County, Indiana, United States, North America
Lat / long: 40.47503, -86.05829
dep_id: 10080654
mrds_id: W031989
Commodity type: metallic and nonmetallic
Major mineral: Zinc
Trace mineral: Sulfur
Operation type: Unknown
Production size: No production occurred
Development status: Occurrence
ore: Sphalerite
gangue: Calcite, Dolomite
conc_proc: Minerral Bearing Brines Injected Into Sediment Pores.
ore_ctrl: Porosity
Reporter: Sutphin, David M.
hrock_unit: Wabash, Reefs Make Up A Significant Part Of This Formation Large Barrie R-Like Banks Occur Around The Basins. Smaller Reefs Dot The State. Ree F Rocks Are Porous Dolomite. Reefs Are Associated With Mississippi-Val Ley Type Deposits Elsewhere (Shaffer, 1981)
hrock_type: Limestone
Structure: Cincinnati Arch, Stable Paleozoic Platform Between Subsiding Basins .
tectonic: Atop Cincinnati Arch
References:
  • SHAFFER, NELSON R., 1981, POSSIBILITY OF MISSISSIPPI VALLEY-TYPE MI NERAL DEPOSITS IN INDIANA, INDIANA GEOLOGICAL SURVEY SPECIAL REPORT 21 , 49 P
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