Mexican Velvet Obsidian Slab - Prime Color Flash Chatoyancy earliest known fossil The specific mine source is

The specific mine source is unknown

Glendora Jasper Slab – Rare Scenic Jasper from the San Gabriel Valley

Rare new discovery from Australia

and is extremely rare and pretty expensive

Davis Creek Obsidian is from Northeast California

Mexican Velvet Obsidian Slab - Prime Color Flash Chatoyancy earliest known fossil The specific mine source isMexican Velvet Obsidian Slab Prime Color with Flashing Chatoyancy Old Stock Rare Material This stunning slab of old Mexican velvet obsidian showcases prime color and flashing chatoyancy that shimmers with green, gold, and purple when moved. With substantial size, this piece has plenty of room for multiple cabochons. This is a slab of very rare material you won't want to miss the mine is essentially depleted and most current material is old stock.