Fluorite on Candle Quartz

Fluorite on Candle QuartzFluorite 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

from the Upper Silurian age

occurring in shades of blue

and is one of the more common gems although pieces of exceptional hue and clarity are considered fairly rare and can be extremely valuable

Paradoxides sp

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

Approx size of fossil - 4

A widespread and industrially important mineral

These carefully cut spheres show off the beautiful and varied hues of natural aquamarine

each is unique and when cut vertically can reveal a cross section of the tree

resulting from the oxidation of its copper and sulfide components

Chalcedony has a number of forms that are also considered gems of their own