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 Bloodstone Facts
 Author: , 11/29/2004 7:23:35 PM
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Bloodstone Facts 

Chemical Composition

The chemical composition is Silicon Dioxide having the formula SiO2. It is chalcedony quartz.

Additional Name

Heliotrope

Hardness

7 ( Mohs) .

Refractive Index

1.543 to 1.554

Specific Gravity

2.65-2.91

Luster

Bright

Colours

Dark green shades with red or brown shades.

Crystal System

Hexagonal crystal system.

Solid State

Opaque

Heat sensitivity

Highly sensitive to heat.

Bi-refringence

0.009 

Enhancement

Bloodstone is not enhanced.

Source

India, Australia, Kathiawar Peninsula, Brazil, China, South America and USA (Wyoming).

 

 



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JewelInfo4u - Bloodstone Facts