Crystal and stones » flame http://www.crystalandstones.com Properties of natural crystal precious stones, birthstones, gemstones, lithotherapy, crystal healing, chakras Sat, 28 Jan 2012 13:06:41 +0000 en hourly 1 http://wordpress.org/?v=3.3.1 Brown and Flame Stones http://www.crystalandstones.com/imitation-gemstones/gemstones-colours/63.html http://www.crystalandstones.com/imitation-gemstones/gemstones-colours/63.html#comments Wed, 16 Sep 2009 15:03:40 +0000 precious stones http://www.crystalandstones.com/?p=63 Brown and Flame-Coloured Stones

Hardness. Specific Gravity.

Andalusite     7-1/2 3.204 Diamond 10 3.502-3.564 Garnets (various) 6-1/2-7-1/2 3.40-4.50 Hyacinth (a form of Zircon), 7-1/2 4.70-4.88 Quartz (smoke coloured) 7 2.670 Tourmaline 7-1/4 3.100 Zircon (Hyacinth) 7-1/2 4.70-4.88

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