Mine detail: Kentwood Mine

Previously called 'Butterworth Mine '

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Location

Lat / long: 42.89001, -85.55995

Resource(N)

Primary: Gypsum-Anhydrite
Ore: Gypsum

Production

Operation type: Unknown
Deposit type: Marine-Evaporite
Production size: Large
Development status: Past Producer
Last production ended: 1999

Geology

Structure:Michigan basin, Relatively flat lying

References

MRDSLW00005
DEP10310005
Reference{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.}
ReporterAnderson, Arlene (M. Gere)