Dugway Geode DD1641 calcite The colors depend on the

The colors depend on the variety of mineral inclusions within the Quartz

This piece is completely natural

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Diameter: 2

Dugway Geode DD1641 calcite The colors depend on theDugway Geode Approx. Dimensions: 4 x 4 x 2. 25" Approx. Weight: 468 grams Locality: Dugway Geode Beds, Juab County, Utah Includes three prong geode stand This piece reacts to long wave ultraviolet light, shown in the last photo. Many portions of the inside of the geode glow a vibrant green. Approximately 6 to 8 million years ago (Miocene epoch), volcanic activity occurred in western Utah and deposited an extrusive igneous rock called rhyolite. Trapped