Rutile Quartz Cabochon

Description
Rutilated Quartz is a combination of Clear or Smoky Quartz, a silicon dioxide mineral with a hardness of 7, with inclusions of Rutile, a titanium oxide mineral with a hardness of 6 to 6.5. The crystal system of Quartz is hexagonal (trigonal), and that of Rutile is tetragonal. The Rutile inclusions usually look like fine metallic hairs or needles, and they can be gold, silver or copper coloured.