Diopside Facts

Diopside Facts

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Diopside Properties

Chemical CompositionThe chemical composition is Calcium Magnesium Silicate and the chemical formula is CaMgSi2 O6.
ColoursGreen, blue, white, purple, brown, colourless and gray.
StreakWhite or green.
Refractive Index1.675 – 1.701
Specific Gravity3.3 – 3.6 ( approx)
LusterGlassy to vitreous.
Solid StateTransparent to translucent.
Crystal SystemMonoclinic Crystal System.
Hardness5.5-6 Mohs.
PleochroismWeak.
FracturesConchoidal to uneven.
Bi-refringence0.018 – 0.030
LuminescenceNone.
CleavagePerfect.
TenacityBrittle.
Heat SensitiveYes.
EnhancementNo.
SourceUSA, Russia, Finland, Italy, Austria, Germany, Sri Lanka, Brazil, Mogok, Myanmar (Burma), Madagascar, Canada, Pakistan, Quebec, Sweden, Kimberly and South Africa.
PrecautionsRequires extra care and precautions. Any sort of exposure to acids, bleach and harsh chemicals is harmful. Excessive heat might melt the stone. Should not be worn for daily wear.