Chopstick Agate Cutting Rough
Chopstick Agate has exciting sagenite and tube patterns! Agate
is a form of microcrystaline quartz. It is usually formed in nodules and has transparent,
or translucent portions. As with all of the other species in the quartz family,
agate takes a high polish with cerium oxide, but also takes a fine polish with
tin oxide and diamond. Mohs hardness 6.5 to 7.