7ddch.r ((BROOKITE, SMOKY QUARTZ)), $10 MINIMUM BID, Moses Hill, Magnet Cove, Arkansas, 8.3 x 3.5 x 3.5 cm, Cabinet | |
Multiple black lustrous Brookite crystals, a Titanium Oxide species, to 4 MM, on this somewhat crude Smoky Quartz crystal. ex Clyde Hardin collection |