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Thailand

 Citrine Spinel
Aquamarine Diamond 
 Opal Emerald
Sapphire Ruby
 Sandstone  Sandstone 

Amethyst * Garnet *
 Coral * Emerald *
 Opal *  Topaz *
 
 Sapphire *  

Aquamarine * Alexandrite *
Amethyst * Rubelite *