Mine detail: Kentwood Mine

Previously called 'Butterworth Mine '

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Location: Kent County, Michigan, United States, North America
Lat / long: 42.89001, -85.55995
dep_id: 10310005
mrds_id: LW00005
Commodity type: nonmetallic
Major mineral: Gypsum-Anhydrite
Operation type: Unknown
Deposit type: Marine-Evaporite
Production size: Large ammount of material produced
Development status: Past Producer
ore: Gypsum
model: 253: Bedded gypsum: marine evaporite gypsum
conc_proc: Evaporation
Reporter: Anderson, Arlene (M. Gere)
Structure: Michigan basin, Relatively flat lying
yr_lst_prd: 1999
discr: Indian trapper brought piece to slater mission
References:
  • Deposit:: A.H. STEVENS, 1968, ECONOMIC POTENTIAL MICHIGA* GYPSUM DEPOSITS, CONSUMER POWER COMPANY, JACKSON, MICHIGAN.
  • Deposit:: J.S. DYKSTRA, 1931, GRAND RAPIDS DISTRICT HAS SOME OF WORLDS GREATEST GYPSUM MINES, THE MICHIGAN BELL.
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