Precious and semi precious stones (gems) rough and cut like aquamarine, tourmalines, blue sapphires, yellow sapphires, ruby , garnet, quartz, blue agate, blue corrondum.
Rough precious and semi precious stones, including aquamarine, blue agate, blue corundum, garnet, rhodolite, jasper, morganite, quartz, ruby, sapphires, tourmaline..
Natural block mica, scrap mica.