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 Morganite Facts
 Author: , 11/29/2004 7:42:48 PM
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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.

 



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JewelInfo4u - Morganite Facts