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Jasper

Quartz and Silica Minerals Gallery

Jasper is a red, iron-rich chert that is rich in chalcedony. Many varieties are named; this is "poppy jasper" from Morgan Hill, California. (click full size)
Authentic poppy jasper
Photo (c) 2009 Andrew Alden, licensed to About.com (fair use policy)

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Gallery Index: Quartz and Silica Minerals Gallery

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