Smoky Quartz 6mm Round Large Hole Beads - 8 Inch Moroccan Agate Rutilated Quartz is a silicon

Rutilated Quartz is a silicon dioxide mineral with unique needle to like inclusions of Rutile

Famous malachite mines in the Ural mountains of Russia once produced 20 to ton blocks of the stone

Kambaba Jasper is a sedimentary stone comprised of microcrystalline Quartz interlaced with Stromatolites — ancient fossilized colonies of primeval microorganisms

Ruby is a precious gemstone known for its deep red color

Smoky Quartz 6mm Round Large Hole Beads - 8 Inch Moroccan Agate Rutilated Quartz is a siliconSmoky 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.