bijoux-et-mineraux: Tiffany Stone – Utah (Also known as Opalized Fluorite, Opal Fluorite, Bertrandite, Ice Cream Opalite, Purple Opal) Tiffany Stone is composed of various minerals such as bertrandite , beryl, calcite, chalcedony, cobalt, dolomite, fluorite, manganese oxide, rhodonite, quartz, zinc and white opal potch. The purple color that characterizes Tiffany Stone was created by fluorineContinue reading