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| Malaya | ||
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| Sap.Slice | ||
| Cab. Sapp | ||
| Tourmalin | ||
| Cat's eye | ||
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| Pink | ||
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| SAPPHIRE MINERAL NATURAL COLOR Hardness 9 |
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| RETURN TO »» SAPPHIRE MINERAL | |
| Chemical properties: corundum is composed of pure alumina; its colouring is due to metallic | ||
| oxide traces or inclusions. The color of sapphire, due to iron and titanium oxide, gives its best | ||
|
 
|
| 29.07
cts.
blue Sapphire crystal single
23.4 x16 mm ORIGIN: Andranondambo |
|
USD 190.00
ref: CRSA2907c
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| Hardness: | 9 | 
Andranondambo
Sapphire Discovery
|
| Specific Gravity: | 3.9 - 4.1 | |
| Refractive Index: | 1.76 - 1.78 |  Corundum
data |
| Chemical Composition: | Al2O3, Aluminum Oxide | 
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question |
| Crystal Structure: | Trigonal |
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