Mixed Dark Lepidocrocite 6mm Round - 15-16 Inch Stone Type_Silver Obsidian this opal variety is characterized

this opal variety is characterized by their dark base tone

deep-blue copper mineral produced by weathering of copper ore deposits

The proper name for Rosewood is Petersianthus quadrialatus

These inclusions range broadly in type and color and produce patterns that can look like gardens

Mixed Dark Lepidocrocite 6mm Round - 15-16 Inch Stone Type_Silver Obsidian this opal variety is characterizedAn iron oxide hydroxide mineral, Lepidocrocite forms when iron containing substances rust underwater. It is commonly found in the weathering of primary iron minerals and in iron ore deposits, and can be red to reddish brown. When skillfully cut and polished, those substances add a delicate accent to the otherwise clear gemstone.