Biotite 8mm Round Orange - 15-16 Inch Mixed Stone Due to its natural porosity

Due to its natural porosity

olive green and gray-green

Moonstone is a Feldspar mineral that was used in Roman jewelry nearly 2

Other names include: quickstick

and most commonly found with black inclusions

Biotite 8mm Round Orange - 15-16 Inch Mixed Stone Due to its natural porosityBiotite is a name used for a large group of black mica minerals that are commonly found in igneous and metamorphic rocks. These include annite, phlogopite, siderophyllite, fluorophlogopite, fluorannite, eastonite, and many others. The name "biotite" is used because these minerals generally cannot be distinguished without optical, chemical, or x ray analysis. Biotite was named in honor of the French physicist Jean Baptiste Biot, who performed early