N. 98481201
Venduto
Offerta finale
€ 104
10 settimane fa
Senza Prezzo di Riserva - 1 pcs Blu, Verde Zaffiro - 1,51 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - Blu intenso (verdastro)
Species ........................................................................ Natural Corundum
Variety .............................................................................................. Sapphire
Shape & Cutting Style ............................................... Oval, Mixed Cut
Measurements ................................................. 6.66 x 5.90 x 4.04 mm
Carat Weight ............................................................................. 1.51 Carat
Color .................................................................... Intense Blue (Greenish)
Transparency ......................................................................... Transparent
Indications of heating present.
Chemical Composition ................................................................. Al2O3
Crystal System .......................................................................... Trigonal
Mohs Hardness ................................................................................... 9.0
Specific Gravity ..................................................... 3.97 - 4.10 g/cm3
Optical Character .................................................................... Uniaxial
Refractive Index ............................................................ 1.757 - 1.779
Birefringence ................................................................... 0.008 - 0.009
N. 98481201
Venduto
Senza Prezzo di Riserva - 1 pcs Blu, Verde Zaffiro - 1,51 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - Blu intenso (verdastro)
Species ........................................................................ Natural Corundum
Variety .............................................................................................. Sapphire
Shape & Cutting Style ............................................... Oval, Mixed Cut
Measurements ................................................. 6.66 x 5.90 x 4.04 mm
Carat Weight ............................................................................. 1.51 Carat
Color .................................................................... Intense Blue (Greenish)
Transparency ......................................................................... Transparent
Indications of heating present.
Chemical Composition ................................................................. Al2O3
Crystal System .......................................................................... Trigonal
Mohs Hardness ................................................................................... 9.0
Specific Gravity ..................................................... 3.97 - 4.10 g/cm3
Optical Character .................................................................... Uniaxial
Refractive Index ............................................................ 1.757 - 1.779
Birefringence ................................................................... 0.008 - 0.009
Offerta finale
€ 104
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