Tuesday, 4 January 2011

Citrine


System:TrigonalColour:Yellow - Orange 
Lustre:Vitreous
Hardness:7 
Name:From citrina (color as yellow as citron). 


A yellow-orange variety of Quartz.
Physical Properties of Citrine Lustre:Vitreous
Colour:Yellow - Orange
Hardness (Mohs):7
Crystallography of Citrine Crystal System:Trigonal 

 Information Health Warning:Citrine is a variety of quartz which is usually quite harmless unless broken or powdered. Broken crystals and masses may have razor-sharp edges that can easily cut skin and flesh. Handle with care. Do not grind dry since long-term exposure to finely ground powder may lead to silicosis. 

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