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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Alexandrites
Beryl (var. aquamarine)
Beryl (var. emerald)
Beryl (var. green beryl)
Bustee
Cat's Eyes
Cavansite with stilbite and calcite
Cordierite (var. iolite)
Cordierite (var. iolite)
Corundum (var. ruby)
Corundum (var. sapphire)
Corundum (var. sapphire)
Corundum (var. star sapphire)
Demantoid with serpentine
Dravite
Ethiopian Opals
George Pendant
Georgina Emerald
Grossular Garnets
Grossular Garnets
Gypsum with sulphur
Hope Diamond
Logan Sapphire
Maharani Cat's Eye
Mesolite
Moonstone
Moonstone Carving
Opal
Opal
Opal
Opal
Opal
Phosgenite
Pyrope
Pyrope (var. rhodolite)
Quartz (var. dendritic agate)
Pagination
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