19.4 carat blue turquoise cabochon from Stone Mountain Mine with quartz matrix
Weight: 19.4 carats
Dimensions: 22x18.8x5.6 mm
Description: A turquoise vein nugget found in a feldspar hostrock zone fashioned into a lovely blue turquoise cabochon with quartz matrix. There are criss-cross veins throughout some of the hostrock. The turquoise that forms within often bears quartz matrix. This cabochon is untreated and un-backed natural turquoise.