FA-DIOP026CH-003-151
Natural Diopside - 0.590 ct - round - 5mm - green - chromium diopside
Natural Gems Belgium Colored Stone Certification FA-DIOP026CH-003-151
IDENTIFICATION
Species : Natural Pyroxene (Inosilicate minerals)
Variety : Diopside (chromum diopside also referred to as Siberian Emerald)
DESCRIPTION
Shape & Cutting Style : round , brilliant cut
Measurements : 4.8 x 4.8 x 3.4 mm
Carat Weight : 0.625 Carat
Color : green
Clarity : comparable to SI
Transparency : transparent
| Formula | MgCaSi2O6 |
|---|
| Crystal system | Monoclinic |
|---|
| Crystal class | Prismatic (2/m) |
|---|
| Fracture | Irregular/uneven, conchoidal |
|---|
Birefringence : 0.030-0.032
Dispersion : 0.017-0.020
Luster : Vitreous
Hardness : 6
Refractive index : 0.188–1.937 µm
Specific gravity : 5.22
COMMENTS :
No indications of heating, no indications of any other treatment
suited for gold and silver jewelry
Personal Note From Natural Gems Belgium:
clarity : good
cut : good
color : good
symmetry : fair to good
