23.37ct Turquoise Kingman Blue In Forged Sterling Silver Pendant Total Weight. Turquoise is an opaque blue-to-green mineral of hydrated phosphate of copper and aluminium. This Turquoise was mined and stabilized by the mine owner L W Hardy in the 1960s in Kingman, Arizona. L W Hardy earned the nickname "Turquoise King". This piece is from old scrap from Bell Trading Post/Maisel Trading Post. Attractive well put together pendant. Very Southwestern. A piece of history! Total size is 39 x 21 x 4 mm. Shipped Free with USPS First Class Package.