Biotite Group

Explore our comprehensive collection of biotite group. Each specimen includes detailed physical properties, chemical composition, identification tips, and high-quality images.

4 specimens in this category

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Eastonite

No image

Fluorannite

Hardness: 3

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Fluorophlogopite

Hardness: 2 - 3

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Fluorotetraferriphlogopite

Hardness: 3 - 4

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Identify Biotite Group Instantly

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