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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Elbaite
Elbaite
Elbaite
Elbaite (var. cat's eye tourmaline)
Elbaite (var. rubellite)
Elbaite Ring
Elbaite with cookeite
Elbaites
Estherville meteorite
Euclase
Fire Opal
Freedom Diamond
Hemimorphite
Homestead
Hydroxylherderite
Ibitira eucrite
Imperial Topaz
Johnstown
Jolie Citrine Necklace
Manganoan calcite
Microcline (var. amazonite)
Migmatite
Napoleon Diamond Necklace
Nautilus Tourmaline Pendant
Nigerian tourmalines
Opal
Opal
Opal
Opal replacing wood
Paraiba Tourmaline
Paraiba Tourmaline
Paraiba Tourmaline
Paraiba Tourmaline Ring
Post Diamond Tiara
Pyromorphite
Pyroxmangite
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