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This Gymnosperm plant dates back to the late Jurassic era (about 150 million years old) and is found in sandstone and mudstone deposits
Damage free
Mammoth tooth cross-section (Mammuthus Imperator)
The way the crystals grow in every direction makes it stunning to look at on a rotating stand
Paleocene era Ginkgo Cranei from the Sentinel Butte Formation
Blue Mountain Jasper - Specimen H jewelry making This Gymnosperm plant dates backThe specimens on this site have all been polished to a mirror finish by the well known and respected lapidary craftsman Gary Buss of Culver, Oregon. Many consider Garys polish to be one of, if not the best, in the rock hobby. The mirror finish is so good, in fact, it was difficult to photograph without our camera reflected in the surface! We are so happy to be able to offer his polished pieces of the rare Blue Mountain Jasper on Mining Mantis. We have