Kingman Turquoise 107 Grams Sterling Silver Vintage Hook Clasp

metal: Sterling Silver 925 Stone: Turquoise 6-7 hardness tested weight: 107 grams lenght: 18" The Kingman Turquoise mine is located near Kingman, Arizona within the Cerbat Mountains. Like many other turquoise mines, it began as a copper mining operation when the area was rediscovered by James Haas in the late 1800s. Kingman turquoise gained popularity in the 1950s-1970s, and its vibrant blue became the quintessential look of American turquoise. Kingman can come in a variety of blue-green shades, but high grade Kingman turquoise is known for its deep blue hue with tight, dark spiderweb matrix and touches of pyrite. excellent condition. sterling clasp needs polishing. tags- Native American, artisan, handmade boho, western, statement, accessories