Fluorite 13x18mm AAA Grade Oval Cabochon 12x15-10x16mm reddish brown and blue hues

reddish brown and blue hues

depending on the inclusions

commonly known as Limestone

These Muonionalusta Meteorite beads

Fluorite 13x18mm AAA Grade Oval Cabochon 12x15-10x16mm reddish brown and blue huesFluorite 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