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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Gold
Gold
Gold
Gold leaf
Gold nugget
Gold on quartz
Goose Lake
Grossular Garnets
Grossular Garnets
Henbury
Lawsonite
Limestone
Logan Sapphire
Maharani Cat's Eye
Merwinite
Metaconglomerate
Moonstone
Moonstone Carving
Mount Padbury
Mundrabilla
Murchison
Murchison meteorite
Nautilus Tourmaline Pendant
Nephrite Bowl
Nigerian tourmalines
Opal
Opal
Opal
Opal Peacock Brooch
Opal vertebra
Pyromorphite
Pyrope
Pyrope (var. rhodolite)
Pyrophyllite
Rhyolite
Rhyolite pumice
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