Digital Collections | AMNH - An opalized clam weighing 69.00 carats from Coober Pedy, Australia.

Selected

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Conceptually similar

Opal Indian head carving measuring 4.2 cm in length. The rough opal is from Myneside, West Queensland, Australia.

ptc-4854

Jadeite cabochons from Myanmar [Burma] (nine smaller stones) and Guatemala (two larger stones), weights ranging from 6.38 to 28.34 carats, displayed on 20-kg jadeite boulder, Myanmar

ptc-4860

Opal (variety precious), pendant of Russian design containing 41 opals surrounded by topaz, chrysoberyls, demantoid garnets, sapphires and pearls

ptc-4852

Golden Maharaja diamond

ptc-4755

Rhodolite garnet, 24.5 carats, Tanzania

ptc-4886

An 85 carat cat's eye, Chrysoberyl

ptc-4783

Cut topazes from various localities, ranging in weight from 17.16 cts. to 375 cts. Blue, yellow, pink.

ptc-4794

58.79 carat heart-shaped Morganite (beryl) from the Malagasy Republic, American Museum of Natural History, 1990

ptc-4782

Ruby crystal

ptc-4765

Sapphires ranging in weight from 3.50 to 188 carats, Sri Lanka

ptc-4767

Harlequin Prince opal, 215.85 ct, Australia

ptc-4853

A chrysoberyl trilling, consisting of three twinned crystals, from Espirito Santo, Brazil; it measures 8 cm. Double exposure: Front and side view.

ptc-4784

The rock crystal statue of Atlas holding up the world is 12 cm in height. It was carved during the nineteenth century in Russia from a quartz crystal found in the Ural Mountains.

ptc-4864