Gahnospinel Value, Price, and Jewelry Information
Gahnospinel is a solid-state solution between spinel and gahnite.
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Highest values go to pure blue, size and clarity.
Gahnospinels from Sri Lanka
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Gahnospinels from Sri Lanka |
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|
ZnO(%) |
FeO(%) |
N |
S.G. |
|
0.14 |
2.34 |
1.716 |
3.6 |
|
7.18 |
1.92 |
1.723 |
3.72 |
|
10.27 |
2.52 |
1.731 |
3.77 |
|
12.98 |
1.47 |
1.737 |
3.86 |
|
18.21 |
1.93 |
1.747 |
3.97 |
|
24.81 |
1.90 |
1.752 |
4.05 |
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