Natural Cumpas Turquoise Rough - Fine Blue Color - $350/lb (~$0.77/gram)
This material is a fine light blue with little to no brown matrix and some “waterwebbing”; a white version of spiderwebbing. The items listed have been photographed in water.
Turquoise is a copper-based mineral (hydrated copper aluminum phosphate). Turquoise polishes well with diamond, tin oxide or green rouge.

Fine Blue Natural Cumpas Turquoise from Sonora, Mexico at $350/pound
(Photographed Dry)
Showing all 8 results
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Cumpas Natural Turquoise Rough #11
Measures (approx) 3-1/2″ x 2-1/2″ x 2″ thick.
Weighs 0.7863 lbs
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Cumpas Natural Turquoise Rough #14
Measures (approx) 1-1/2″ x 1-3/4″ x 1-1/2″ thick.
Weighs 0.2282 lbs
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Cumpas Natural Turquoise Rough #15
Measures (approx) 1-1/2″ x 1-1/4″ x 1/2″ thick.
Weighs 0.0684 lbs
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Cumpas Natural Turquoise Rough #16
Measures (approx) 2″ x 1-1/2″ x 1-1/4″ thick.
Weighs 0.2218 lbs
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Cumpas Natural Turquoise Rough #18
Measures (approx) 1-3/4″ x 1-1/4″ x 3/4″ thick.
Weighs 0.0766 lbs
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Cumpas Natural Turquoise Rough #19
Measures (approx) 2-1/4″ x 1-1/2″ x 3/4″ thick.
Weighs 0.1179 lbs
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Cumpas Natural Turquoise Rough #20
Measures (approx) 1-1/2″ x 1-1/4″ x 3/4″ thick.
Weighs 0.0505 lbs
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Cumpas Natural Turquoise Rough #9
Measures (approx) 2-1/4″ x 2″ x 1-3/4″ thick.
Weighs 0.4428 lbs