Bloodstone Facts
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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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