Crystal and stones » Hyacinth 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

]]> http://www.crystalandstones.com/imitation-gemstones/gemstones-colours/63.html/feed 0 Yellow Stones http://www.crystalandstones.com/imitation-gemstones/gemstones-colours/yellow-stones.html http://www.crystalandstones.com/imitation-gemstones/gemstones-colours/yellow-stones.html#comments Wed, 16 Sep 2009 15:02:53 +0000 precious stones http://www.crystalandstones.com/?p=61 Yellow Stones

Hardness. Specific Gravity.

Amber 2-1/2 1.000 Beryl 7-3/4 2.709-2.810 Chrysoberyl 8-1/2 3.689-3.752 Chrysolite 6-7 3.316-3.528 Corundum (the yellow variety known as “Oriental Topaz”) 9 3.90-4.16 Diamond 10 3.502-3.564 Garnets (various) 6-1/2-7-1/2 3.4-4.5 Hyacinth (a form of Zircon) 7-1/2 4.7-4.88 Quartz (Citrine) 7 2.658 Sapphire 9 4.049-4.060 Spinel 8 .614-3.654 Topaz (for “Oriental [...]]]> http://www.crystalandstones.com/imitation-gemstones/gemstones-colours/yellow-stones.html/feed 0