Smoky Quartz 10x14mm Barrel - Large Hole Beads North American Mined Stones Rhyolite was named "streaming rock"

Rhyolite was named "streaming rock" because of its beautiful bands

The stone's mossy greens

this gemstone in its polished state looks like what it would be like to capture smoke in a stone -- bottomless black mixed with white wisps

The cleaner facet from this cutting process results in significantly more sparkle than seen in stone cut by other methods

Smoky Quartz 10x14mm Barrel - Large Hole Beads North American Mined Stones Rhyolite was named "streaming rock"Smoky 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.