Black Gold Amazonite 8x10 Tumble Nugget 8-Inch R1237 The name is derived from

The name is derived from the Charo River in eastern Siberia

mostly known for its green varieties

The stone's composition remains somewhat ambiguous

but rather a dark variety of Carnelian

” taking its name from the stone

Black Gold Amazonite 8x10 Tumble Nugget 8-Inch R1237 The name is derived fromBlack Gold Amazonite is a member of the Feldspar family and varies in hue from robins egg blue to blue green to black, occasionally mingled with rust brown. This variety of Amazonite is actually a combination of Amazonite, Tourmaline and Pyrite. Amazonite is named for the Amazon River in Brazil, where the stones are thought to have been originally found, however they are not currently sourced from this region.