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| LOOSE ANDALUSITE NATURAL COLOR Hardness 7.5 |
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| Online Certificate | |
| RETURN TO »» ANDALUSITE | |
| 18.83 cts. Oval Andalusite faceted single ( Very rare ) | |
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x | Pieces: |  |
1 Andalusite | x | Type: | |
100% Natural | ||
| Color: | |
yellowish-brown-orange | Shape: | |
Oval | |||||
| Weight: | |
18.83 Carat | Size: | |
19.9 x 13.2 x 11.4 mm | |||||
| Clarity: | |
NFL | Luster: | |
Excellent | |||||
| Treatment: | |
None (N) | Origin: | |
Madagascar | |||||
| For collectors | Refr. Index: | |
1.629-1.648 | Hardness | |
7.5 | ||||
| Depth:6.8 mm. | ||||||||||
| Stone Price: Enquire
ref:Ando1883
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|
 The original rough crystal weighed 67.40 cts. |
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| This is a virtual certificate compiled from the lab data for the gemstone being examined. Clarity is based on magnification under a 10X corrected loupe. All gemology performed by GGGems. Jean & Alain Darbellay guaranteeing that this stone is 100% natural. Prices and availability are subject to change without notice. |
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| Hardness: | 7.5 | ||
| Specific Gravity: | 3.11 - 3.22 | ||
| Refractive Index: | 1.629 - 1.638 & 1.633 - 1.645 & 1.639 - 1.648 | ||
| Chemical Composition: | Al2 (O¦SiO4) | ||
| Crystal Structure: | Orthorombic |
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