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Bornite

Minerals with Metallic Luster

Bornite: Bronze (bright blue-purple tarnish), dark-gray or black streak, hardness 3, Cu₅FeS₄.

Also called peacock ore

Photo (c) 2007 Andrew Alden, licensed to About.com (fair use policy)

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Gallery Index: Minerals with Metallic Luster

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Other Mineral Colors

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Andrew Alden

Andrew Alden
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