Crystal and stones » Disthene http://www.crystalandstones.com Properties of natural crystal precious stones, birthstones, gemstones, lithotherapy, crystal healing, chakras Wed, 23 Jun 2010 13:27:08 +0000 en hourly 1 http://wordpress.org/?v=3.0.1 Blue gemstones http://www.crystalandstones.com/imitation-gemstones/gemstones-colours/blue-gemstones.html http://www.crystalandstones.com/imitation-gemstones/gemstones-colours/blue-gemstones.html#comments Wed, 16 Sep 2009 15:16:45 +0000 precious stones http://www.crystalandstones.com/?p=71 Blue gemstones

Hardness. Specific Gravity.

Beryl 7-3/4 2.709-2.810
Diamond 10 3.502-3.564
Dichorite (Water Sapphire) 7-7-1/2 4.049-4.060
Disthene (Kyanite) 5-7 3.609-3.688
Iolite (Cordierite) 7-1/4 2.641
Lapis lazuli 5-1/2 2.461
Sapphire 9 4.049-4.060
Topaz 8 3.500-3.520
Tourmaline 7-1/4 3.160
Turquoise 6 2.800

beryl herkimer+citrin diamant+non+gemme pendentif+herkimer diamant+fume herkimer
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