Morganite Facts

Morganite Facts

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Morganite Properties

Chemical Composition It is beryllium aluminum silicate and the chemical formula is

Be3Al2Si6O18.

Colours Different shades of pink. Sometimes it can occur in light purple and orange/yellow colour too.
Streak White
Refractive Index 1.57 – 1.60
Specific Gravity 2.71 – 2.90
Luster Vitreous.
Solid State Transparent to translucent.
Hardness 7.5 – 8 Mohs.
Fractures Conchoidal to uneven, brittle.
Bi-refringence 0.008
Crystal System Hexagonal crystal system.
Cleavage Poor, in one direction.
Pleochroism Weak.
Dispersion 0 .006
Heat Sensitive Yes
Enhancement Mostly enhanced to improve the colour.
Source Brazil, Madagascar, USA, Mozambique, Namibia, Afghanistan and Russia.
Precautions Protect from sharp blows and hard hits, excessive heat and temperature changes. Extra care to be taken while carrying out the repair work.