| Lat / long: | 44.18, -83.56988 |
| Primary: | Gypsum-Anhydrite |
| Ore: | Gypsum |
| Orebody form: | NATIONAL CITY GYPSUM MEMBER OF MICHIGAN FORMATION |
| Operation type: | Unknown |
| Deposit type: | Marine- Evaporite |
| Production size: | Large |
| Development status: | Producer |
| First production started: | 1865 |
| Last production ended: | 2001 |
| Structure: | Michigan basin, Flat lying |
| MRDS | LW00001 |
| DEP | 10310001 |
| Reference | {Deposit:: A.H. STEVENS, 1968, ECONOMIC POTENTIAL ON MICHIGA* GYPSUM DEPOSITS, CONSUMER POWER COMPANY, JACKSON, MICHIGAN.}{Deposit:: L.I. BRIGGS, 1970, GEOLOGY OF GYPSUM IN THE LOWER PENINSULA, MICHIGAN, PROCEEDINGS SIXTH FORUM ON GEOLOGY OF INDUSTRIAL MINERALS, MISC 1, GEOLOGICAL SURVEY DIVISION, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.}{Production:: U.S. BUREUA OF MINES} |
| Reporter | Anderson, Arlene (M. Gere) |