Difference between revisions of "Template:Fluorite"

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Calcium Fluoride
 
Calcium Fluoride
 
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| Crystal system || cubic
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| Crystal system || [[Crystals_&_Their_Structure#Cubic_Crystal_System | Cubic]]
 
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| Habit || octahedral, cubes, interprenatrant twins
 
| Habit || octahedral, cubes, interprenatrant twins

Revision as of 05:24, 2 October 2006

Fluorite
Chemical composition CaF2

Calcium Fluoride

Crystal system Cubic
Habit octahedral, cubes, interprenatrant twins
Cleavage perfect, octahedral
Fracture conchoidal
Hardness 4
Optic nature isotrope
Refaction index 1.434
Birefringence isotrope
Dispersion very low, 0.007
Specific gravity 3.18
Lustre poor vitreous
Fluorescence bluish-white, purple (LW)