Gahnospinel Value, Price, and Jewelry Information
Gahnospinel is a solid-state solution between spinel and gahnite.
Start an IGS Membership today
for full access to our price guide (updated monthly).Gahnospinel Value
Highest values go to pure blue, size and clarity.
Gahnospinels from Sri Lanka
Gahnospinels from Sri Lanka | |||
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 |
Comments
International Gem Society
Related Articles
Scheelite Value, Price, and Jewelry Information
Large, faceted scheelites are among the most beautiful of all collector’s gemstones. They occur in many colors and fluoresce very...
Read More
Stolzite Value, Price, and Jewelry Information
Stolzite is a rare mineral; much rarer than wulfenite and usually occurs in very minute crystals. However, the Australian crystals...
Read More
Yugawaralite Value, Price, and Jewelry Information
Yugawaralite is a very rare colorless to pinkish zeolite mineral. Little facetable material exists, so a cut yugawaralite would be...
Read More
Tephroite Value, Price, and Jewelry Information
Tephroite is generally reddish brown and barely translucent. However, it takes a good polish and is massive enough to make...
Read More
Never Stop Learning
When you join the IGS community, you get trusted diamond & gemstone information when you need it.
Get Gemology Insights
Get started with the International Gem Society’s free guide to gemstone identification. Join our weekly newsletter & get a free copy of the Gem ID Checklist!