Silver Chromate on Copper
Collected by Frank M. Valenzuela, Pearl Handle Mine, 1800 foot level, Ray Mine, Pinal County, Arizona, circa 1960s
A large cabinet-sized specimen that illustrates the sort of lacy delicacy this native metal can possess with its crystallized dendritic forms and spinel twinned copper crystals. The coating of silver chromate lends an ethereal quality to its appearance.
Measures 8 ½ x 5 ½ x 2 ½ in
A large cabinet-sized specimen that illustrates the sort of lacy delicacy this native metal can possess with its crystallized dendritic forms and spinel twinned copper crystals. The coating of silver chromate lends an ethereal quality to its appearance.
Measures 8 ½ x 5 ½ x 2 ½ in
Sold for
US$ 1,708
inc. premium
Footnotes
- Accompanied by a Frank M. Valenzuela Mineral Collection, San Manuel, Arizona paper label and cardboard box.
Auction Notices
- This specimen consists of silver chloride on copper and not silver chromate.
Category: Natural History
Auction terms and conditions
Contacts
Natural History (US)
Bonhams
Work
WorkTel:
+1 323 436 5437
FaxFax: +1 323 850 5843
General Enquiries