Add understated elegance to your designs with the smoky quartz 10x14mm oval beads from Dakota Stones. Available by the strand, these gemstone beads feature a simple oval shape. They are perfect for using in sophisticated bracelet and necklace designs. 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.