These concentric green circles look like some kind of painting or an old-fashioned LP gone wrong, but in reality this mesmerizing pattern was created by nature. This is the mineral malachite, a copper carbonate associated with ore deposits. Malachite forms when other copper minerals like chalcopyrite react with acidic water percolating through the rock. This […]
What’s in the Box? Green Eyes Read More »
You may have heard that lightning strikes can turn sand to glass from the 2002 film “Sweet Home Alabama.” As with most things Hollywood, the movie contains a little bit of both fact and fiction.
What’s In The Box? Lightning Round Read More »
One of the most famous lapidary materials to have ever come from Oregon, Biggs Picture Jasper has captivated many with its beautiful blue and brown lines and swirls. This slab’s pattern is characteristic of the early material found near the town of Biggs Junction. Biggs Jasper was discovered by modern rockhounds in 1964 after a
What’s In The Box? Picture’s worth a thousand… Read More »
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
What’s In The Box? Playing with color Read More »
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
Sneak Peek: Find out “What’s In The Box?” Read More »
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.
50th Annual Rock Show by the Clackamette Mineral and Gem Society in October Read More »
