Fluorite Cubes on Matrix Tanzanite Due to its incredibly vivid

Due to its incredibly vivid and deep coloration

Each contains at least one (most several) clearly visible insect

and when exposed to the elements over a long period of time can change into the closely related malachite

It is a relatively soft mineral

Found in a variety of shapes and colors

Fluorite Cubes on Matrix Tanzanite Due to its incredibly vividFluorite is one of the most variable of all crystalline minerals, occurring in shades of blue, green, purple, red and many other colors corresponding to their physical makeup and conditions when the mineral was formed. The name fluorite comes from its use as a flux, or chemical cleaning agent, in iron smelting and other metallurgy. Pure fluorite is clear, but most specimens have vivid color due to various impurities and are often fluorescent. With a