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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Hemimorphite
Hemimorphite
Hologem Fire Opal Pendant
Hope Diamond
MacAlpine Hills 88105
Mesolite
Miller Range 03346
Mimetite
Nautilus Tourmaline Pendant
Nigerian tourmalines
Nuevo Mercurio
Opal (var. hyalite)
Opal in matrix
Opals
Orthoclase (var. adularia) with dolomite
Paradamite with pharmacosiderite
PAT 91501,5
PAT 91501,50
Peridot
Peridot
Peridot
Peridot gemstones
Purple agate
Pyrite with calcite
Quartz (var. agate)
Quartz (var. amethyst)
Quartz (var. amethyst)
Quartz (var. dendritic agate)
Scorodite
Shergotty
Sinuous Gypsum
Spindle Bomb
Titanite with calcite and adularia
Tlacotepec
Topaz
Triplite
Pagination
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