This is a gorgeous 925 Silver Pyrite Stone Crystal Ring from Taxco Mexico Taxco Mexico.
I got it on a recent trip there.
Taxco is famous for it's artisans. It became a silver mining town when large loads were found in the 1500's and is now a producer of some of the finest quality silver jewelry.
Ring Size: 6 US Adjustable ( can adjust up or down half a size )
Stone Face Size: .3" long and .3" wide ( 1.2 cm long and 1 cm wide )
Weight: .29 oz ( 5.2 gm )