Checkout this cool natural Royston Ribbon Turquoise cabochon lot. This two stone lot of green boulder Turquoise from the Royston Turquoise mine in Tonopah, Nevada USA consists of a large freeform shaped cabochon and a smaller teardrop shaped cabochon. The green Turquoise veins are the highlight in the brown Ryolite. These stones were hand cut in Durango, Colorado. The stones features a slight dome and a flat side. The Royston Turquoise gemstones are lightly back as is custom in American when cutting Turquoise.