Geologic sections of Quincy mine, T. 55 N., R. 34 W., Houghton County, Mich.

Ítems similars

• Geologic sections in TPS. 54 and 55 N., R. 34 W.
  per: Estados Unidos Geological Survey
  Publicat: ([19--])
• Geologic sections in TPS, 55 and 56 N., R 33 W.
  per: Estados Unidos Geological Survey
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• Geologic sections in T. 53 N., R. 35 W., and T. 54 N., R. 34 W.
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• Sections showing development along fissures from Ahmeek mine to Pennsylvania mine, Keweenaw counyy, Mich.
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• Geologic sections of Elm river mine (contact copper co.), T. 52 N., R. 36 W.
  per: Estados Unidos Geological Survey
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