All of our Minerals are 100% Genuine Specimens & come with a Certificate of Authentication **Please note: Some minerals maybe propped up for photo purposes** Specimen: Rough Topaz Type: Mineral/Crystal Size (picture scale cube=1cm): 10 x 7 x 5mm (0.39 x 0.28 x 0.2 inches) Topaz, as a Healing Crystal, promotes Communication. Especially good for writers, or simply to just say 'Sorry' Topaz is a silicate mineral of aluminium and fluorine. Topaz crystallizes in the orthorhombic system, and its crystals are mostly prismatic terminated by pyramidal and other faces. Topaz is the birthstone of November. The items photo shows the actual specimen you will receive.