Quartz - image 1
Photo by C. Stefano

Quartz

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Quartz, 17 cm, attributed to the Doorn mine, Cripple Creek, Colorado. Donor: L. L. Hubbard; C. Stefano photo.

Product details

SpeciesQuartz
SizeLarge Cabinet
Dimensions17.0 cm
Added on02/13/2026
LocalityUSA, Colorado, Portland Mine
Publications
  • Mineralogical Record Mineral Collections In American Midwest page 209
Current owner
A. E. Seaman Mineral Museum

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Quartz
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.
Quartz
Regional guide
Quartz from Portland Mine
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Locality guide
Portland Mine
Portland Mine, USA - Cripple Creek locality known for high-grade gold-telluride ore with telluride blades on quartz and purple fluorite.