Petrified Wood Slab Opal This naturally occurring form of

This naturally occurring form of relatively common pyrite remains highly sought after by collectors as a specimen or for use as a gem or in jewelry

Colored fluorite clusters atop candle quartz bases are some of the most distinctive mineral specimens to originate from the mines of Inner Mongolia

Pipefish are a widespread group of tropical marine and freshwater fish most closely related to the more well-known seahorses

sometimes including growth rings

fossils of Knightia eocaena and their close relatives are popular among both amateur and seasoned collectors due to their delicate preservation of detail

Petrified Wood Slab Opal This naturally occurring form ofPerhaps the most well known fossil material in the world, petrified wood is not wood at all but rather the fossilized remnants of trees from millions of years ago. Tree trunks, limbs, and branches that died under conditions that favor fossilization gradually become replaced with minerals until what remains is a replica of the original piece of wood consisting entirely of mineral material. Like the trees they capture the form of, each is unique and