13 carat blue turquoise cabochon from near Yerington NV (Harcross turquoise)

Weight: 13.9 carats Dimensions: 20x16.3x6.7  mm Description: Here is a blue turquoise cabochon from a Harcross deposit. Harcross turquoise is an early grouping of claims that preceded Stone Mountain Mine and located nearby. The turquoise from Harcross is very hard material typically forming in seems but with occasional nuggets in voids where clay had settled with colors ranging from dark blue to light blue to teal-green.