AVENA London Blue
How does Avena London Blue compare to Natural London Blue Topaz?
- Avena London Blue has medium brilliance compared to Natural London Blue Topaz which has medium brilliance.
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Avena London Blue has low fire compared to Natural London Blue Topaz has low fire.
Name
AVENA London Blue
Natural London Blue Topaz
Material
AVENA London Blue
Topaz
Refractive Index
1.65-1.7
1.606-1.644
Brilliance
Medium
Medium
Dispersion
0.015
0.014
Fire
Low
Low
Hardness
7
8
Specific Gravity
3.5-4
3.49 - 3.57