Turquoise and Spiny Oyster 4mm Heishi -15-16 Inch Tools-Supplies-Findings The inclusions can be so

The inclusions can be so dense as to make the clear Quartz nearly opaque

It is believed to protect against threats and danger in high-risk situations

this gemstone in its polished state looks like what it would be like to capture smoke in a stone -- bottomless black mixed with white wisps

It was referred to by Native American tribes as the blood of Mother Earth

It is a particularly unusual gem because it exhibits a special optical property known as tenebrescence

Turquoise and Spiny Oyster 4mm Heishi -15-16 Inch Tools-Supplies-Findings The inclusions can be soTurquoise is an ancient gemstone, one of the first known to man. Known to Egyptian and Aztec cultures thousands of years ago, Turquoise is now mined all over the world. Turquoise is formed when water passes through aluminous rock where copper and other minerals are present. The deposits within the rock become Turquoise after a chemical reaction occurs over long periods of time. Natural Turquoise may be cut and polished, but will not be chemically