Fluorite

FluoriteFluorite 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

from prismatic crystals to fibrous wisps

but most specimens have vivid color due to various impurities and are often fluorescent

An unparalleled collector's piece

This mineral forms in a similar fashion to agates and geodes but due to heat and pressure at the time of formation results in a distinct look and almost silky texture

Fluorite has long been used as a gemstone and is increasingly popular in the market

are found in a matrix of thick

Approx size of fossil - 4

sometimes including growth rings

instantly eye catching and distinctive

Chalcedony can be found in a range of colors but most often occurs in semitransparent or white

creating a striking and colorful contrast

These incredible specimens of natural uncut aquamarine from Mount Little Xuebaoding in Sichuan