Diopside Facts

Diopside Facts

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Diopside Properties

Chemical Composition The chemical composition is Calcium Magnesium Silicate and the chemical formula is CaMgSi2 O6.
Colours Green, blue, white, purple, brown, colourless and gray.
Streak White or green.
Refractive Index 1.675 – 1.701
Specific Gravity 3.3 – 3.6 ( approx)
Luster Glassy to vitreous.
Solid State Transparent to translucent.
Crystal System Monoclinic Crystal System.
Hardness 5.5-6 Mohs.
Pleochroism Weak.
Fractures Conchoidal to uneven.
Bi-refringence 0.018 – 0.030
Luminescence None.
Cleavage Perfect.
Tenacity Brittle.
Heat Sensitive Yes.
Enhancement No.
Source USA, Russia, Finland, Italy, Austria, Germany, Sri Lanka, Brazil, Mogok, Myanmar (Burma), Madagascar, Canada, Pakistan, Quebec, Sweden, Kimberly and South Africa.
Precautions Requires 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.