Smoky Quartz 10mm Round - 15-16 InchSmoky Quartz is a translucent smoky brown or gray variety of Quartz. It ranges from almost completely transparent to an almost opaque brownish to gray crystal. The color of Smoky Quartz is due to natural irradiation and traces of aluminum within the crystal lattice of the stone. Smoky Quartz it the national gem of Scotland, where it was mined since around 300 BCE.

red and yellow-orange

with indigo being the most rare

with a Mohs Hardness of 8

5-6 medium ranging 18-25mm

which dramatically complement the blue in irregular

fluorophlogopite

It is opaque

and veins within the tan

a type of reversible photochromism

each cavity is slightly larger (or smaller) than the other to give the user the ability to tighten the crimp properly

The quality and transparency of the Quartz almost makes the red spots (caused by iron and hematite) look suspended in time

this unique and earthy Petrified Wood Agate slab specimen is perfect for gift giving or keep for yourself