Acquire a parcel of one-kilogram assortment of natural, unpolished raw ruby stone and crystals. These raw ruby crystals exhibit hexagonal crystal shapes and feature trigonal marks on the surfaces of many pieces, making them suitable for collection. They also be faceted into a translucent loose stone. Lapidary artists can do cabbing / carving or tumbling work.
Others
This parcel of natural ruby rough is exceptionally appealing. All the rubies are entirely natural, without any heat treatment or other alterations. They exhibit hexagonal shapes, and certain pieces may bear a Corundum mark.