Slightly amethystine QUARTZ crystal with hopper along prism face Cedar Ponds, near Sultan, Snohomish County, Washington, USA Size: 2 x 1/2 x 3/8 in Self-collected in 2007 Photo Copyright © 2007 Jeffrey M. Schwartz
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Slightly amethystine QUARTZ crystal with hopper along prism face Cedar Ponds, near Sultan, Snohomish County, Washington, USA Size: 2 x 1/2 x 3/8 in Self-collected in 2007 Photo Copyright © 2007 Jeffrey M. Schwartz
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