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Pigeonite

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Pigeonite

Description Tabs

Description
Locality: 
Beaver Bay, Lake County, Minnesota, United States of America
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.5 × 1.2 × 0.5 cm
Description

Black crystals and masses on matrix

Mineral Data
What's on the rock

Pigeonite

Formula: 
(Mg,Fe2+,Ca)(Mg,Fe2+)Si2O6
Group Parent: 
Clinopyroxene Subgroup
Strunz: 
9.DA.10
Hardness: 
6.0
Type Locality: 
Pigeon Point, Cook Co., Minnesota, USA