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Unusual Gem Categories

 

 

As the title says: these are Unusual Gem Categoies.

 

 

 

 

 

 

 
Anisotropic Gems

 
Black Gems

 
Barite

 
Fluorescent Gems
Anisotropic Gems

 

 Black Gems

 

 Diamagnetic Gems

 

 Fluorescent Gems

 

 

 

 

 

 

 
Pyrrhotite

 
Metallic Gems

 
Ekanite

 
Xenotime
Magnetic Gems

 

 Metallic Gems

 

 Metamict Gems

 

 Paramagnetic Gems

 

 

 

 

 

 

 
Photochromic Gems

 
Rubellite Tourmaline

 
Poisonous Gems

 
Boracite
Photochromic Gems

 

 Piezoelectric Gems

 

 Poisonous Gems

 

 Pyroelectric Gems

 

 

 

 

 

 

 
Thorianite

 
Rare Earth Elements (REE) Gems

 
Photochromic Gems

 
Triboluminescent Gems
Radioactive Gems

 

 Rare Earth Elements Gems

 

 Tenebrescent Gems

 

 Triboluminescent Gems

 

 

 

 

 

 

 
Villiaumite

 

 

 

 

 

 

Water Soluble Gems

            

 

 

 

 

 

 

 

 


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