Mixed sample including Gummite, Coffinite, Doloresite, and copper minerals
This piece comes from the Radon Mine of Utah. It has many different minerals. Primary minerals include Gummite, Coffinite, and Doloresite. Minor minerals include Uraninite, Chalcopyrite, and Calcite. 2.14x1.9x1.27 inches. 2.8 oz. 40k CPM on a Ludlum Model 3 with 44-9 probe.
This piece comes from the Radon Mine of Utah. It has many different minerals. Primary minerals include Gummite, Coffinite, and Doloresite. Minor minerals include Uraninite, Chalcopyrite, and Calcite. 2.14x1.9x1.27 inches. 2.8 oz. 40k CPM on a Ludlum Model 3 with 44-9 probe.
This piece comes from the Radon Mine of Utah. It has many different minerals. Primary minerals include Gummite, Coffinite, and Doloresite. Minor minerals include Uraninite, Chalcopyrite, and Calcite. 2.14x1.9x1.27 inches. 2.8 oz. 40k CPM on a Ludlum Model 3 with 44-9 probe.