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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Agate
Ahumada
Azurite
Ballinoo
Bencubbin
Calcite
Carbo
Crocoite with coronadite
Gypsum
Gypsum
Gypsum
Hemimorphite
Henbury
Mimetite
Mount Padbury
Mundrabilla
Murchison
Murchison meteorite
Nuevo Mercurio
Opal in matrix
Opal vertebra
Orthoclase (var. adularia) with dolomite
Paradamite with pharmacosiderite
Purple agate
Pyrite with calcite
Pyromorphite
Quartz (var. agate)
Quartz (var. amethyst)
Quartz (var. amethyst)
Scorodite
Sinuous Gypsum
Tlacotepec
Wulfenite
Wulfenite
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