Created
Spinel
Lot R1158
Color: Dark Blue
#112
Djeva
Type: Full Boule
Size: 76-83x20-23mm
Weight: 90-98gr
Quantity: 1 pc
Inclusions: This material may have some small
cracks on the shell.
Each lot includes 1 piece with approximate
weight 90-98 grams.
Please
note that only rough stone is included in the lot.
The photo
of the faceted stone is only used to demonstrate the true color of the material
after cutting.
Mineral:
Spinel
Chemical
Formula: MgAl2O4
Crystal
System: Cubic
Hardness
(Mohs): 8
Refractive
Index: 1.72
Density,
g/cm3: 3.6
Dispersion:
0.026
Growth
Method: Flame Fusion (Verneuil)