Smoky Quartz 8x11mm Leaf - 8 Inch Leaf until the 17th century Crystal

until the 17th century Crystal Quartz was believed to be permanently frozen water

it often features a metallic sheen or silvery chatoyancy caused by internal structural healing

Agate has been discovered with artifacts from cultures of the Neolithic Period

A relatively rare silicate mineral found in igneous and metamorphic rocks around the world

Red Aventurine is a peach to orange colored translucent Quartz with inclusions of Mica or other minerals

Smoky Quartz 8x11mm Leaf - 8 Inch Leaf until the 17th century CrystalSmoky 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.