Turquoise 6x8-8x10mm Rough Nugget - 15-16 Inch Spotted but also for industrial purposes

but also for industrial purposes from watch gears and scientific instruments to sandpaper and other abrasives

with inclusions that appear in patterns similar to moss or lichen

pattern and finish of the original DZI beads

manganese and other metallic oxides captured during the forming of the rock

Turquoise 6x8-8x10mm Rough Nugget - 15-16 Inch Spotted but also for industrial purposesTurquoise 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