MINERALS of MINNESOTA

Calcite Houland Copper St. Louis County Groutite Cuyuna Iron Range

Calcite - 7.0cm x 5.5cm
Copper - 4.0cm x 3.5cm
Groutite - Robert Mine, Crow Wing Co., 5.0cm x 5.0cm

Hematite Soudan Rhodochrosite St. Louis County

Hematite - Soudan Mine, Former collection of Irv Brown, 5.6cm x 2.8cm
Rhodochrosite - 4.3cm x 4.0cm

Bob Weaver

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