Manganite
specimen number:
4541355
location:
Robert mine, Crow Wing Co., Minnesota, USA
description:
Lustrous black blocky crystals of manganite measuring to 0.3 cm in size across the top of this matrix. A nice example for the species from this Minnesota locality.
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Related by Mineral (Manganite):
Manganite — Germany
Origin: Ilfeld, Harztor, Nordhausen, Thuringia, Germany
Number: (2262205)
Size: 6.0 x 4.0 x 3.0 cm (small-cabinet)
Manganite — Wisconsin
Origin: Montreal Mine, Iron Co., Wisconsin, USA
Number: (8311544)
Size: 7.0 x 6.0 x 4.0 cm (small-cabinet)
Manganite — Germany
Origin: Ilfeld, Nordhausen, Thuringia, Germany
Number: (9302262)
Size: 4.8 x 3.6 x 2.8 cm (miniature)
Related by Location (Robert mine):
Groutite — Minnesota
Origin: Robert Mine, Crow Wing Co., Minnesota, USA
Number: (8311447)
Size: 5.0 x 3.3 x 3.0 cm (miniature)
Groutite — Minnesota
Origin: Robert Mine, Crow Wing Co., Minnesota, USA
Number: (8311445)
Size: 5.5 x 3.5 x 3.0 cm (miniature)
Groutite — Minnesota
Origin: Robert Mine, Crow Wing Co., Minnesota, USA
Number: (2062188)
Size: 8.0 x 5.0 x 4.0 cm (small-cabinet)