The most famous precious opal in the US comes from Virgin Valley in Humboldt County, Nevada. Petrified tree trunks buried in volcanic tuffs have developed opals with gorgeous play of color. In this specimen, white common opal infills large holes, while blue and green precious opal is found in pores preserving the tree trunk’s original …
Join us for a new, online feature and discover “What’s In The Box?” with curator Leslie Moclock. Leslie will take you behind the scenes to see some of the beautiful and interesting specimens currently off display. Follow us on Facebook, Twitter, Google+, or Instagram to see photos and learn a little about each one as …
The 50th Annual Rock Show presented by the Clackamette Mineral and Gem of Oregon City, Oregon, will be held on Saturday, October 25, 2014, from 9AM-6PM at the Clackamas County Fairgrounds in Canby, Oregon. There will be door prizes, exhibits, displays, demonstrations, a fluorescent show, silent auction, kid’s corner, dealers, and rocks available for purchase.
