Seamanite in the A. E. Seaman Mineral Museum

Michigan Technological University


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Seamanite crystals to about 3 mm (DM11438)
Chicagon mine, Iron County, Michigan.
John A. Jaszczak photo.

Seamanite crystals to about 3 mm (DM11438)
with ? pink crystals.
Chicagon mine, Iron County, Michigan.
John A. Jaszczak photo.

4-mm spray of Seamanite crystals with tabular shigaite.
Bengal iron mine (second world occurrence), Iron County, Michigan.
John A. Jaszczak photo.

4-mm spray of Seamanite crystals with tabular shigaite.
Bengal iron mine (second world occurrence), Iron County, Michigan.
John A. Jaszczak photo.


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