Champion Mine Minerals in the
A. E. Seaman Mineral Museum

Michigan Technological University

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Tourmaline (8 cm across)
Champion mine, Marquette County, Michigan.
A. E. Seaman donor (DM11471).
John A. Jaszczak photo.

Molybdenite on mica schist (DM14849) (10 cm)
Champion mine, Marquette County, Michigan.
Chester Bignall donor.
John A. Jaszczak photo.

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