Fluorite 13x18mm AAA Grade Oval Cabochon R0442 Xuron 4-in-1 Crimper with Chain

Xuron 4-in-1 Crimper with Chain Nose Pliers

or diameter of a bead

They are lead and nickel free

abbreviated as CZ

Fluorite 13x18mm AAA Grade Oval Cabochon R0442 Xuron 4-in-1 Crimper with ChainFluorite 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