Gahnospinel Value, Price, and Jewelry Information

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Gahnospinel is a solid-state solution between spinel and gahnite.

Articles

Buying a faceting machine means making compromises between economy, looks, and technical features. Learn what questions to ask before you make…

Many consumers don’t understand the difference between natural pearls and cultured pearls. Learn what these terms mean and how to distinguish…

A little-known and rare collector’s gemstone, villiaumite is very difficult to facet. Its toxicity also makes it inadvisable to handle or wear.…

The 10X loupe is the gemologist’s best friend. Learn how to examine gemstones for fractures, inclusions, color, and much more with this simple…

Experts might successfully cut gems crown first, but cutting pavilion first is usually the best and most practical method. Read this article to…

Novice gemologists and jewelers may find appraising pearls difficult. Our guide will show you how to appraise and grade different types of cultured…

How accurate are gem, mineral, and rock scanner identification apps? Our review covers the strengths and weaknesses of over 20 apps.

A glossary of frequently encountered gemstone faceting terms for the student gemologist. Our list covers gemology, gem cutting, and equipment.…

Recutting gems that have been poorly cut, whether commercially or native, can add significant value. See how precision custom cutting can transform…

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