n1902 - Square Back & Goethite Coating Kyanite A wonderful smoky quartz crystal

A wonderful smoky quartz crystal cluster from Brazil that has dark natural color

Size:  2 1/8" long x 1" wide

Size: 2 3/4" long x 1 1/2" wide

Size: 7/8" long x 3/4" wide x 1 1/2" tall

n1902 - Square Back & Goethite Coating Kyanite A wonderful smoky quartz crystalA fabulous natural uncleaned quartz crystal cluster from Arkansas that has a square back bottom. This cluster formed on top of a single calcite crystal which later weathered out leaving a large square cavity on the bottom. This beauty has a brown orange iron oxide coating with lots of black botryoidal goethite. Stands up on its own. Weighs 2. 5 oz. Size: 3 1 8" long x 1 1 2" wide x 1 7 8" tall.