Create modern flair in your designs with the smoky quartz 7x12mm faceted nugget beads from Dakota Stones. Available by the strand, these gemstone beads feature rock-like shapes created by the asymmetrical facets carved into the surface. They would look great in a chunky bracelet or bold necklace. Smoky quartz is named after its smoky color, which is caused by gamma rays. The color of smoky quartz ranges from brown to black and sometimes smoky gray. Mined in Brazil, the stone is believed to enhance organizational skills, making it good to have around the workplace or home office.