Fluorite Cubes on Matrix

Fluorite Cubes on MatrixFluorite 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

a crystal occurring in a wide variety of colors and forms

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

with particularly high shine or uniquely shaped pieces prized by collectors

especially due to its highly fluorescent or UV reactive nature

Due to its incredibly vivid and deep coloration

The effect of this is a remarkable shimmer of gold shining through the blue facets of the fluorite

Azurite is a striking copper-based mineral found in shades of deep blue to vivid green

the mineral contains arsenic and silicate and historically has been used in pyrotechnics as well as a cosmetic since ancient Egyptian times until the safety issues with arsenic in makeup became known

Originating from the famed Green River Formation in Wyoming

these calymene trilobites are common in south eastern Tazzarine region of Morocco

incredibly brilliant pyrite and chalcopyrite

red and many other colors corresponding to their physical makeup and conditions when the mineral was formed