Bloodstone Facts

Bloodstone Facts

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Bloodstone Facts

Chemical CompositionThe chemical composition is Silicon Dioxide having the formula SiO2. It is chalcedony quartz.
Additional NameHeliotrope
Hardness7 ( Mohs) .
Refractive Index1.543 to 1.554
Specific Gravity2.65-2.91
LusterBright
ColoursDark green shades with red or brown shades.
Crystal SystemHexagonal crystal system.
Solid StateOpaque
Heat sensitivityHighly sensitive to heat.
Bi-refringence0.009
EnhancementBloodstone is not enhanced.
SourceIndia, Australia, Kathiawar Peninsula, Brazil, China, South America and USA (Wyoming).