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SUNSTONE
Sunstone’s phenomenal varieties show a distinct and lively glitter called aventurescence.
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Paula Crevoshay’s American Collection, Plus Jewelry with Nontraditional Gemstones
Lesser-known gem materials are seen in pieces alongside a collection created as an artistic inheritance for future generations of jewelry fans.
A Sunstone Odyssey, Part 1: The Ponderosa
The first of a three-part series exploring Oregon’s state gem reports on a July 2013 visit to the Ponderosa mine, a prolific sunstone source surrounded by majestic ponderosas.
A Sunstone Odyssey, Part 3: Sunstone Butte
The final installment of the "Odyssey Sunstone" series introduces the Sunstone Butte mine (a new site with a wealth of spectacular green and bicolor gemstones).
A Sunstone Odyssey, Part 2: The Dust Devil
We continued our "Sunstone Fantasy Adventure" series by visiting the Dust Devil mine, where many of the most acclaimed faceted gemstones and carvings are produced.
Three Occurrences of Oregon Sunstone
Chronicles a visit to the high desert of eastern Oregon to examine commercial sources of this natural copper-bearing feldspar.
The Chinese Red Feldspar Controversy: Chronology of Research Through July 2009
Red copper-containing plagioclase feldspar from Oregon has been available for over a century.
Sunstone Labradorite from the Ponderosa Mine, Oregon
The Ponderosa mine is now producing commercial quantities of the gem-quality labradorite feldspar known as sunstone.
