ANDALUCITE GORGEOUS GEM 1.66 Cts OCTAGON NATURAL SRI LANKA LOOSE GEMSTONE 20649
| Product Code: | 20649 |
| Availability: | In Stock |
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$140.00
| Carats | 1.66 |
| Size | 11.2 x 5.1 mm |
| Color | Green & Red |
| Clarity | VC |
| Shape | Octagon |
| Treatment | None |
| Origin | Sri Lanka |
| Location | Colombo, Sri Lanka |
| Price | $ 140.00 |
100% Natural - Not treated in any way.
Rare Collectors Gem
Suitable for Museums,Institutions and Students of Gemology.
Beautiful Center-stone for an engagement Ring.
Gem with High Lustre and Good Clarity.
Large Sizes are Extremely Rare!
A Gem of Lasting Beauty.
Refractive Index: 1.628 - 1.647
Hardness: 7 - 7.5
Chemical Comp: Al2SiO5
Density: 3.13 - 3.21
Crystal Group: Orthorhombic
Andalusite is named after Andalusia, the province of Spain where it was first discovered.
Andalusite comes in a mix of Red and Green and is pleochroic; it is extremely difficult to cut - to orient the gem to get a pleasing mix of Red Orange and Green which are present in the gem.
Rare Collectors Gem
Suitable for Museums,Institutions and Students of Gemology.
Beautiful Center-stone for an engagement Ring.
Gem with High Lustre and Good Clarity.
Large Sizes are Extremely Rare!
A Gem of Lasting Beauty.
Refractive Index: 1.628 - 1.647
Hardness: 7 - 7.5
Chemical Comp: Al2SiO5
Density: 3.13 - 3.21
Crystal Group: Orthorhombic
Andalusite is named after Andalusia, the province of Spain where it was first discovered.
Andalusite comes in a mix of Red and Green and is pleochroic; it is extremely difficult to cut - to orient the gem to get a pleasing mix of Red Orange and Green which are present in the gem.
