Roan Leopard Marble Rough Chunk! Kalediascope Jasper Mexican Velvet Obsidian also goes

Mexican Velvet Obsidian also goes by the name of Royal Velvet Obsidian

Each polished display specimen shows great flash on at least one side

Rough photos are normally taken wet with water unless otherwise specified

Does have one fracture area (see dry photo)

patches of blue agate

Roan Leopard Marble Rough Chunk! Kalediascope Jasper Mexican Velvet Obsidian also goesRoan Leopard Marble is a lapidary stone material out of Utah. It does not appear to be a jasper or a rhyolite, nor does it appear to be a type of marble. I am honestly unsure of what its composition is. It almost appears to be similar to basalt in density and composition, though from the outside it appears to be sedementary in nature. It does cut pretty solid, and should take a polish. It often has a nice coloration of black, red, and yellow; though