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13.55ct ~Natrual AAA Fire color African Sphene Gemstone~ N2
- UGS
- N2
- Dimensions (mm)
- 15.240 x 11.630 x 9.100mm
- Poids (cts)
- 13.550
- Treatment
- No Treatment
- Couleurs
-
Titanite, or sphene, is a calcium titanium nesosilicate mineral, CaTiSiO₅. Trace impurities of iron and aluminium are typically present. Also commonly present are rare earth metals including cerium and yttrium; calcium may be partly replaced by thorium.
Color: Green, Black, Yellow, Grey, Brown
Luster: Adamantine, Resinous
Crystal system: Monoclinic crystal system
Chemical formula: CaTiSiO₅
Hardness (Mohs hardness scale): 5 – 5.5
Transparency: Translucent, Transparent
Refractive index: 1.84 – 2.11
- UGS
- N2
- Dimensions (mm)
- 15.240 x 11.630 x 9.100 mm
- Poids (cts)
- 13.550
- Treatment
- No Treatment
- Couleurs
-
Titanite, or sphene, is a calcium titanium nesosilicate mineral, CaTiSiO₅. Trace impurities of iron and aluminium are typically present. Also commonly present are rare earth metals including cerium and yttrium; calcium may be partly replaced by thorium.
Color: Green, Black, Yellow, Grey, Brown
Luster: Adamantine, Resinous
Crystal system: Monoclinic crystal system
Chemical formula: CaTiSiO₅
Hardness (Mohs hardness scale): 5 – 5.5
Transparency: Translucent, Transparent
Refractive index: 1.84 – 2.11
| Fournisseur d'expédition | Expédition vers :pays | Expédition dans le reste du monde |
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PositifItem has arrived safely. Real item is not far from the video and pics provided. Looking forward to do business again with you. Best regards... FF Gemstone!!!
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Positif
as described thank you
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Positif
Paid and shipped - no feedback left after 100 days
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Positif
Nice!
