Binghamite
Binghamite (also called silkstone and cuyunite) is a type of chalcedony found only on the Cuyuna Range (near Crosby) in Crow Wing County, Minnesota.[1] The stone occurs near deposits of iron ore.
Binghamite (also called silkstone and cuyunite) is a type of chalcedony found only on the Cuyuna Range (near Crosby) in Crow Wing County, Minnesota.[1] The stone occurs near deposits of iron ore.
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