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Gruenerite in Magnetite from Michigamme Mine, Marquette County, Michigan

 
Gruenerite in Magnetite from Michigamme Mine, Marquette County, Michigan

Gruenerite in Magnetite from Michigamme Mine, Marquette County, Michigan

Gruenerite in Magnetite from Michigamme Mine, Marquette County, Michigan

DESCRIPTION:No. 65411
Mineral:Gruenerite in Magnetite
Locality:Michigamme Mine, Marquette County, Michigan
Description:Rich specimen of lustrous fibrous (acicular) yellow-green gruenerite crystals in fine-grained black magnetite that is strongly magnetic. The gruenerite crystals are exposed on all sides of the specimen. Ex. D. Miller collection #M875, originally acquired from Excalibur Mineral Co.
Overall Size:5x3x1.5 cm
Crystals:4-7 mm
Status: Sold - Posted here for reference only
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