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ID: K13826
Elbaite tourmaline, variety Rubellite, transparent pink crystal, 5.5 cm long on quartz crystal matrix
ID: K13827
Elbaite tourmaline, variety Bicolor, 9.6 x 3.8 x 1.8 cm, Himalaya Mine, California
ID: K13828
Elbaite tourmaline, variety Verdelite, L 6.3 cm, Himalaya Mine, California
ID: K13829
Erythrite cobalt bloom radiating as needle-like crystals, on matrix, 6 cm across, Schneeberg, Germany
ID: K13830
Crystallized gold showing lattice-like network of intergrown crystals, 4.5 x 3.0 cm, United States
ID: K13831
Specimen with gold micro octahedra on drusy quartz matrix, L 12 cm
ID: K13832
Thick plate of flattened gold octahedral crystals, 9.5 x 6.0 cm
ID: K13833
Gold, aborescent wires on iron-stained quartz, field of view is 1 cm, Bement Collection, American Museum of Natural History
ID: K13834
Gold, electrum flat crystals with trigons, octahedral form 111, field of view 3 cm wide, Rosia-Montana, Romania
ID: K13835
"Paricuti" spelled in ash across field, Paricutin
ID: K13837
Dust column rising 30,000 feet above Paricutin volcano
ID: K13839
Volcanic bomb thrown from Paricutin, hammer at right
ID: K13840
Mules of pack train coming out; trees and century plants deep in ash, person at left, Paricutin
ID: K13842
Taqui vent and lava lake, aerial view, Paricutin volcano
ID: K13843
Frozen lava lake, Paricutin, Mexico
ID: K13844
Man tasting salts lining vents in volcano, Paricutin, Michoacan
ID: K13845
Volcanic eruption, Paricutin
ID: K13846
Paricutin volcano with diminished dust cloud, Michoacan, 1945
ID: K13847
Paricutin volcano in distance, Michoacan, 1950
ID: K13861
Hydroxyl-herderite, tan colored single crystal, 10 x 5 cm, Brazil
ID: K13862
Lepidolite, pseudo-hexagonal crystals of lavender color, average size 2 cm, on 18 x 12 x 11.2 cm matrix, Little Three Mine, California
ID: K13863
Manganite, group of lustrous blocky, black crystals, 15 x 10 cm, Harz, Germany
ID: K13864
Microcline, tan-colored Carlsbad twin, 8 x 4 x 3.5 cm, Himalaya Mine, California
ID: K13865
Quartz, large violet Amethyst crystals, 7 pounds, Upper Providence, Pennsylvania, found November, 1887
ID: K13866
Rosalite, pink crystals, 1 cm across on matrix, Bou Azzer Mines, Morocco
ID: K13867
Schorl, stubby black tourmaline crystals, up to 4 cm high, on matrix of tan colored albite, Little Three Mine, California
ID: K13869
Stibnite prismatic crystals, 26.2 x 6.2 cm, Ichinokawa mine, Japan
ID: K13870
Topaz, 3 x 3 cm, Little Three Mine, California
ID: K13919
Spinel, deep ruby-red octahedral crystals in marble, up to 5mm across, Mogok, Myanmar (Burma)
ID: K13920
Cameo portrait of child, sanadine, variety moonstone
ID: K13921
Quartz, variety Trystine, 45.71 carats, Puerto Suarez, Bolivia
ID: K13922
Gem-quality turquoise, 45 pound boulder, Bodalla, Australia
ID: K13923
Turquoise, polished cabochon, 160 carats, Kingman, Arizona
ID: K13924
Fluorite, green fancy-cut stone, 101.35 carat, Westmoreland, New Hampshire
ID: K13925
Notched Boulder, 45.5 lbs, Jadeite, Myanmar
ID: K14215
Minerals, original watercolor by Guil. De Favanne Filius Pinx from Recueil de dess[ins] enluminé[s], 1830
ID: K14462
Quartz, variety Amethyst, oval-cut stone, 158 carats, Ural Mountains, Russia
ID: K14463
Fluorapatite, yellow-green oval-cut, 28.65 carats, Mexico
ID: K14464
Elbaite, variety Rubellite, pink faceted stone, 40.12 carats, Madagascar
ID: K14465
Chrysoberyl, yellow-green twinned crystal group (sixling) 5 cm across, Brazil
ID: K14466
Zoisite, variety Tanzanite, blue-violet prismatic crystal, H 3 cm
ID: K14467
Oval-cut spinel, cobalt blue, 27 carats, Sri Lanka
ID: K14468
Zircon, intense blue, brilliant-cut stone, 208.65 carats, Kandy area, Sri Lanka
ID: K14469
Beryl, variety Morganite, heart-shaped, faceted stone, 58.79 carats, Madagascar
ID: K14470
Spinel, violet, brilliant-cut stone, 46.48 carats, Sri Lanka
ID: K14471
Beryl, variety Heliodor, faceted stone, 5.34 carats, Brazil
ID: K14472
Zircon, violet-brown brilliant-cut stone, 18.9 carats, (Ceylon) Sri Lanka
ID: K14497
Canyon Diablo,1.2 km wide meteor crater, aerial view, Arizona
ID: K14800
Corundum crystal, variety ruby, in marble matrix, L 2 cm, (Burma) Myanmar
ID: K14817
Cat's eye, Chrysoberyl gemstone
ID: K14818
Andradite, variety Demantoid garnet, emerald-green brilliant cut, 4.50 carats, Poldenwaja, Siberia
ID: K1749
Lava flow at night, Paricutin, Michoacan, Mexico
ID: K1750
Birth of a new lava flow, night view, Paricutin, Mexico
ID: K1751
Spatter cone formed by erupting lava, night view, Paricutin, Mexico
ID: K1754
Hot rocks rolling out of lava flow, Paricutin, Mexico
ID: K1755
Ammonium and iron chlorides deposited around a fumarole opening, Paricutin, Michoacan, Mexico, 1943-1950
ID: K1762
Explosive bursts of bombs and dust during day light, Paricutin, Mexico
ID: K1767
Photographing fumaroles at end of early flows, Paricutin, Mexico
ID: K1769
Zapicho and Paricutin erupting, Paricutin, Mexico
ID: K5308
Night view of Zapicho, secondary cone, Paricutin, Mexico
ID: K5309
Flowing lava lake, Paricutin, Michoacan, Mexico
ID: K7027
Decorative gold weights, Ashanti (Asante), Africa
ID: ls-139-054
"Richest Hill in the World", copper mine, Anaconda Hill, Butte, Montana
ID: ls-139-055
Mine fan and air shaft entrance
ID: ls-144-022
Men working with piles of salt, Haywards, California, 1870
ID: MS_160815_0806-edit
Morgan Memorial Hall of Gems and Harry Frank Guggenheim Hall of Minerals, August 15, 2016
ID: MS_160815_0811-edit
Morgan Memorial Hall of Gems, August 15, 2016
ID: MS_160815_0816-edit
Harry Frank Guggenheim Hall of Minerals, August 15, 2016
ID: ptc-1046
Jet frog with turquoise, Pueblo Bonito, New Mexico
ID: ptc-1164
Halite crystal model
ID: ptc-1201
Tiki, jade, New Zealand
ID: ptc-1202
ID: ptc-1203
Ha-Tiki, jade, New Zealand
ID: ptc-1204
ID: ptc-1435
Zincinte, willemite in calcite showing flourescene, Sterling Hill, New Jersey
ID: ptc-1454
Pendant, bone and turquoise mosaic, scroll form, Mexico
ID: ptc-1461
Vessel, nephrite, Ch'ien-Lung Period, Thompson Collection
ID: ptc-1462
Figure, jadite, K'wan-Yin, Thompson Collection
ID: ptc-1463
Vase, nephrite, Ch'ien-Lung Period, Thompson Collection
ID: ptc-1521
Mica schist
ID: ptc-1522
ID: ptc-1523
ID: ptc-1603
Ceremonial dagger, Tibetan
ID: ptc-1842
Anhydrite, violet crystal group, Switzerland
ID: ptc-1843
Crystalline sulfur, Italy, 1971
ID: ptc-1844
Possibly diopside, Tsumbe, Africa
ID: ptc-1846
Patricia Emerald, Beryl, variety emerald, crystal, 632 carats, Colombia, 1972
ID: ptc-1847
Siberian topaz
ID: ptc-1891
Corundum (variety Ruby), crystals in green zoisite, L 20 cm, Tanzania
ID: ptc-1937
The DeLong Star Ruby, 100.3 carats, Burma, 1930s
ID: ptc-2027
Visitors viewing Azurite (blue) and malachite (green) 4.5 ton block of copper ore, from Copper Queen Mine near Bisbee, Arizona, Harry Frank Guggenheim Hall of Minerals, 1976
ID: ptc-2028
Visitors viewing Azurite (blue) and malachite (green) 4.5-ton block of copper ore from Copper Queen Mine near Bisbee, Arizona, Harry Frank Guggenheim Hall of Minerals, 1976
ID: ptc-2063
Diana at the Hunt, helmet shell cameo, carved calcite, probably 19th century, Torre del Greco, Italy
ID: ptc-2082
Azurite crystal group, considered the finest example in the world, from Newmont Mining Corp, Tsumeb Mines, Africa, 1952
ID: ptc-2083
"The Newmont Gold," a mass of crystallized gold (leaf), 1 kilogram, 18.8 x 13.7 cm, discovered in mud-filled pocket, 1951, Gift of Newmont Mining Corporation, Empire Star Mines
ID: ptc-2096
Gold, Empire Star Mines, Grass Valley, California
ID: ptc-2098
ID: ptc-2273
Spodumene
ID: ptc-2274
Scorodite, dark blue crystals, up to 1.5 cm across, on matrix, Zacatecas, Mexico
ID: ptc-2275
Paramelaconite, Copper Queen Mine, Bisbee, Arizona