Strategic and critical minerals in the midcontinent region, United States /
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| Další autoři: | , |
|---|---|
| Typ dokumentu: | Kniha |
| Jazyk: | Angličtina |
| Vydáno: |
Washington :
United States Government Printing Office,
1992
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| Edice: | U.S. Geological Survey bulletin ;
1989-A-C |
| Témata: |
Obsah:
- A. Geology and mineral paragenesis of the Pea Ridge iron ore mine, Washington County, Missouri
- origin of the rare-earth-element- and gold-bearing breccia pipes / by Laurence M. Nuelle, Warren C. Day, Gary B. Sidder, and Cheryl M. Seeger
- B. Some mineralogical and geochemical aspects of Middle and Upper Pennsylvanian marine black shales in part of the midcontinent region / by George A. Desborough, Joseph R. Hatch, and Joel S. Leventhal
- C. Mineralogical and geochemical analysis of the metal- and organic-rich Grassy Creek shale of the New Albany Group (Upper Devonian and Lower Mississippian) in Hardin County, southern Illinois / by George A. Desborough