Fluorite 15-19x22-27mm AAA Grade Small Free Form Cabochon 48hr_10142025 It is not a granite

It is not a granite

Biotite is a name used for a large group of black mica minerals that are commonly found in igneous and metamorphic rocks

and other blush or beige hues

Usually found near copper deposits

It forms when Quartz and Feldspar crystallize in radial aggregates within other silica to rich stones

Fluorite 15-19x22-27mm AAA Grade Small Free Form Cabochon 48hr_10142025 It is not a graniteFluorite is a luminous, soft and glassy stone, sometimes referred to as the most colorful mineral in the world. It is one of the most sought to after minerals among gem and mineral collectors, second only to Quartz. The term fluorescent was inspired by Fluorite, one of the first fluorescent minerals ever studied. It is frequently fluorescent under ultraviolet light, and this phenomenon is thought to be due to impurities of yttrium or organic matter