2g (6mm)

Sometimes referred to as "poor man's turquoise," dyed magnesite has similar black or brown surface matrix with the same hardness and texture of rea...

Black onyx is a variety of chalcedony quartz. From stone sourced from the Himalayan regions of Central Asia, these 2” rings are polished to a smoot...

From the paduak tree native to southeast Asia, northern Australia, and the Western Pacific islands. While amboyna wood is common, amboyna burl is r...

Ancient fossils of the extinct ammonite mollusk are sliced open to reveal swirling chambers of minute crystalline inclusions. High-polish brass cas...