Milky Quartz Clast
Quartz and Silica Minerals Gallery
Quartz is often milky like this pebble, probably an eroded chunk of a quartz vein. Its tightly interlocked grains do not have the outer form of crystals.
Photo (c) 2007 Andrew Alden, licensed to About.com (fair use policy)
Guest Appearances of Quartz
Hydrothermal Vein MineralsAbrasive MineralsQuartz Phenocrysts
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