Quartz Japan-law X-twin
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Quartz Japan-law X-twin, 5 mm, from Denny Mountain, King County, Washington. Collected by Rick Dillhoff in June 1982; Rick Dillhoff photo.
Product details
SpeciesQuartz
SizeThumbnail
Dimensions0.5 cm
Added on02/13/2026
LocalityUSA, Washington, Denny Mountain
Publications
- Mineralogical Record Mineral Collections In Pacific Northwest page 65
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Mineral guide
Learn about Quartz
a versatile mineral with clear, milky, and colored varieties; crystal forms, formation clues, and tips for identifying amethyst and citrine.Regional guide

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