Quartz is a variety of Quartz named
for its "smoky" brown colors. Smoky Quartz
is colored smoky-gray, light to dark brown to black by aluminum-based and irradiation-induced color centers. A very dark brown to black opaque variety of
Quartz is known as Morion. The name Morion is
the German, Danish, Spanish and Polish synonym for Smoky Quartz and is from a misreading of mormorion in Pliny the Elder.
to some authorities, mormorion was a dark-brown rock crystal possibly identified as Schorl or black Tourmaline.
Quartz is found at many locations worldwide. Some of
the more notable localities for Smoky Quartz are: Linˇpolis, Divino das Laranjeiras, Doce valley, Minas Gerais, Brazil.
From Col de TalŔfre, Mont Blanc Massif, Chamonix, Haute-Savoie, Rh˘ne-Alpes, France.
From Klein Spitzkopje granite stock, Spitzkopje Area, Karibib District, Erongo Region, Namibia.
Zinggenst÷cke, Oberaar lake area, Grimsel area, Hasli Valley, Bern, Switzerland.
In the USA at Crystal Park, El Paso County, Colorado;
Middle Moat Mountain locality, Hale's Location, Carroll County, New Hampshire;
Mina Tiro Estrella, El Capitan Mts, Capitan District, Lincoln County, New Mexico.