Difference between revisions of "Hiddenite"

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Hiddenite is the green variety of Spodumene.<br>
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Hiddenite is the green variety of spodumene.<br>
 
It was originally discovered in Hiddenite, North Carolina.
 
It was originally discovered in Hiddenite, North Carolina.

Revision as of 14:36, 23 December 2006

Hiddenite
Chemical composition LiAl(SiO3)2

Lithium aluminum silicate

Crystal system Monoclinic
Habit Prismatic
Cleavage Perfect, prismatic
Fracture Uneven
Hardness 7
Optic nature Biaxial +
Refractive index 1.66-1.68
Birefringence 0.015
Dispersion Low, 0.017
Specific gravity 3.18
Lustre Vitreous
Pleochroism Strong

Hiddenite is the green variety of spodumene.
It was originally discovered in Hiddenite, North Carolina.