Cubaris sp. "White Sharks" Select...:10ct Chunks of rough like this

Chunks of rough like this are commonly sold for lapidary purposes

Approx weight: 25g

and exposure to acid chemically induces a similar tarnish in chalcopyrite

Selenite is one of the more common minerals to come from Mexico

which also appears to incorporate botryoidal coronadite

Cubaris sp. "White Sharks" Select...:10ct Chunks of rough like thisCubaris sp. White Sharks are a delightful dwarf species of isopods, under a centimeter long when full grown. The variety has alternating stripes of orange, black, and white. Colors are in a different orders on different individual isopods, usually with a white saddle in the middle like pandas. I've found White Sharks to be a bit antisocial. Like other Cubaris varieties they can be slow to establish a larger population, and shy. They prefer to burrow