Tanzanite - Specimen burning and the pdf graphic may

and the pdf graphic may ONLY be resold for commercial purposes if it was originally purchased as a print version from Rubble Rock and Gem Ltd

Blue chalcedony is associated with calmness

The thorax (body) consists of multiple segments (typically 8 to 12) that are distinctly articulated

Though relatively soft compared to other gemstones

Tanzanite - Specimen burning and the pdf graphic mayMined from: Merelani Hills, Simanjiro District, Manyara Region, Tanzania Description: This one of a kind tanzanite specimen has a rich blue violet color with a long, narrow crystal form and a sharp natural termination at one end. The crystal shows strong lengthwise striations, glassy luster, and a mix of transparent to translucent areas that let the color deepen and shift depending on the angle. There are also natural white mineral remnants and