Spinel is a hard vitreous magnesium aluminum oxide, and comes in a range of other colors, but those varieties are transparent. Black Spinel not onl...

Black Moss Opal 27x34mm Slice Silver Plated - Pendant

Mexican Zebra Jasper 27x34mm Slice Silver Plated - Pendant

Black Moss Opal 27x34mm Slice Gold Plated - Pendant

Mexican Zebra Jasper 27x34mm Slice Gold Plated - Pendant

Mexican Red Snowflake Jasper is a naturally occurring Jasper with deep red, bright red, pink and golden mottling and spots within the primarily bla...