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.
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The final part of the "Sunstone Odyssey" series explores the Sunstone Butte mine, a new location for large spectacular green and bicolour gems.
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The "Sunstone Odyssey" series continues with a visit to the Dust Devil mine, a source of rough for many award-winning faceted gems and carvings.
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Chronicles a visit to the high desert of eastern Oregon to examine commercial sources of this natural copper-bearing feldspar.
Read MoreThe Ponderosa mine is now producing commercial quantities of the gem-quality labradorite feldspar known as sunstone.
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