MOONSTONE

 

SPECIMENS

 

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Moonstone occurs in  blue, but it also occurs in grey, white, pink, green and brown.It is usually polished as a cabochon, and is often carved with a moon face. Its importance as a gemstone arises because of its schiller, which in moonstone has been given the name adularescence.The colour of this schiller regarded as most desirable is blue, which usually occurs in a white or grey body colour.

Mystery Surrounding this stone

Moonstone almost seems magical with a ghostly shimmering glow floating in a crystalline material. The Romans thought that moonstone was formed out of moonlight. 


TECHNICAL DETAILS

Chemical Composition and name KAlSi3O8 - Potassium Aluminium Silicate
Hardness 6 - 6.5
Specific Gravity 2.55 - 2.58
Crystalline System Monoclinic
Refractive Index

 

1.52 - 1.53 to 1.53 - 1.54

 

 

 

 

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SOURCES FOR THIS

GEMSTONE

It is mined in Sri Lanka, Southern India and Tanzania

 

 

 

 

 

 

 

 
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