Dugway Geode (with stand) 03d2c319f27a57c561cccbcbb7bc93ff It has a shimmering luster

It has a shimmering luster that is usually due to inclusions of calcite

” The large area over which the pieces were spread out suggests that the original meteorite broke apart upon entering the Earth’s atmosphere

or the very rare red topaz

kamacite and taenite

Provenance

Dugway Geode (with stand) 03d2c319f27a57c561cccbcbb7bc93ff It has a shimmering lusterWhen volcanic activity occurred in what is now western Utah some 8 million years ago, deposits of the igneous rock rhyolite formed. As the rock cooled, pockets of volcanic gases became trapped and formed cavities. The circulation of groundwater allowed silica and other minerals to precipitate into these cavities and form layers of agate and crystal quartz over the course of millions of years. Today the result is a beautiful and unique variety of