Fluorite — clear specimen with purple zoning, 92 g

Description

This clear fluorite has a delicate, tree-like form with subtle purple zoning and small attached quartz crystals, a compact collector piece weighing 92 g and measuring H 4 × W 3 × D 3 cm. The specimen shows predominantly clear fluorite with areas of pale purple colouration that follow parts of the growth, and small quartz crystals visible on the surface.

Mineral context

Fluorite is calcium fluoride (CaF2) and commonly forms cubic crystals. Many fluorite specimens fluoresce under ultraviolet light, although UV behaviour varies between specimens.