Isis Quartz Crystal This Quartz Crystal is well formed and highly polished. It is Smoky Quartz. It is AAA grade quartz This particular crystal contains an "isis face." An Isis crystal has a dominant face which is five sided with a tall sharp point rather like an arrowhead. You will receive the exact item shown. 51 x 34 x 22 mm. Weighs 57 grams. (2 x 1.3 x .9 inches. Wt: 2 ounces.)