Blue Gem Turquoise Large Rare Natural High Grade Intense Electric Blue Cabochon

This Turquoise Gemstone from the Blue Gem Mine located south of Battle Mountain Nevada, it was in production between 1934 until 1970. There were actually two Blue Gem Turquoise Mines, one was located near Battle Mountain, Nevada and the other near Tonopah, Nevada. The Blue Turquoise with this coloration is from the northern Blue Gem Mine located near Battle Mountain. Blue Gem Turquoise Has become very scarce and is rarely seen for sale The Blue Gem mine, which is no longer active, produced almost every shade of green and blue turquoise imaginable. It produced a great variety of turquoise, from intense blue to deep green combinations with a hard, irregularly distributed matrix. The Battle Mountain or Blue Gem mine, which began production in 1934 yielded the most valuable Blue Gem turquoise because of its rich color and hardness. Of the several Nevada mines that are named Blue Gem, this is the largest and most famous. Blue Gem turquoise tends to form in very thin slab forms rather than nugget, although the largest nugget ever found weighed 178 pounds. This mine was one of the deepest with lots of underground tunnels. Blue Gem closed in the 70’s and there does not seem to be much available today. This Large Rare Gem High-Grade Intense Blue Gem Battle Mountain Natural Turquoise Cabochon is lightly backed. Its unusual to find a piece of Battle Mountain Blue Gem this large. It’s ready to be set. Approximate measurements: Length 1.5” Width (at widest part) 1.25” Exquisite!