Charoite Facts

Charoite Facts

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Charoite Properties

 

Chemical CompositionIt is a form of rock having silicate of potassium, calcium and sodium. The chemical formula is (Ca,K,Na)3Si4O10(OH,F)H2O .
ColoursWhite, lavender, lilac, violet and purple.
HardnessBetween 5-6 Mohs.
Refractive Index1.50 – 1.59.
Specific GravityApproximately 2.5 – 2.8.
LusterVitreous to pearly.
Solid StateTranslucent.
Crystal SystemMonoclinic crystal system.
CleavageNone
Heat SensitiveYes
FracturesConchoidal.
EnhancementIt is not enhanced.
SourceOnly one country – Russia.
PrecautionsExcessive heat, large temperature changes and cleaning through steam and ultrasonic cleaner must be strictly avoided. Also to be protected from harsh chemicals.