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Smithsonian National Museum of Natural History

GeoGallery

African Gems (NMNH G10160, G10162, G10182)::11031104

African Gems

Demantoid (NMNH G11479)::12960612

Andradite (var. demantoid)

Demantoid (NMNH G11480)::12960611

Andradite (var. demantoid)

Calcite (NMNH 166935)::10246489

Calcite with duftite

Demantoid bracelet (NMNH G10587)::12960578

Demantoid Bracelet

Descloizite (NMNH C7001)::10246437

Descloizite in dolomite

EET 92029 (USNM 6795)::1001054

EET 92029,0

Fluorite gemstones::10246109

Fluorites

GRO 85201 (USNM 85201)::1001060

GRO 85201,0

Hoba (USNM 6506)::1001023

Hoba

Hoba (2618)::10246248

Hoba

Hubnerite with quartz (NMNH R18252)::1000841

Hubnerite with quartz

Jeremejevite (NMNH G11435)::12960607

Jeremejevite

NMNH 143996::1000828

Ludlockite with smithsonite

MAC 88105 (USNM 6537-125)::1001113

MacAlpine Hills 88105

NMNH C5549::1000971

Malachite with azurite

Malachite with cuprite, quartz, and azurite (NMNH B14193)::1000970

Malachite with cuprite, quartz, and azurite

MIL 03346,2 micrograph::11190070

Miller Range 03346

Opal (NMNH G11454-00)::10958583

Opal

PAT 91501 (USNM 6809-5)::1001078

PAT 91501,5

PAT 91501 meteorite::10782660

PAT 91501,50

Group of peridots::15324910

Peridot gemstones

Phosgenite (NMNH G11637)::13069361

Phosgenite

Rhodochrosite (NMNH 147520) [AUTO]::10957209

Rhodochrosite with quartz

Rhodonite (NMNH 166773)::10246622

Rhodonite

NMNH 137559::1000901

Smithsonite

NMNH 170827::1000973

Spessartine

Tennantite (NMNH R8534)::11194484

Tennantite

NMNH R19453::1000840

Tetrahedrite

Group of Gems (NMNH G3548, G8817, G4941, G8456)::10246120

Unusual Gems

Wulfenite (NMNH 166974)::10246396

Wulfenite