.jpg "Source: Christie's")
A LARGE TOURMALINE BOWL AUSTRALIA Of bowl form, the interior and exterior polished to reveal...
.jpg?w=400 "Source: Christie's")
A LARGE TRICERATOPS HORN MONTANA, USA From the Hell Creek Formation, Maastrichtian, late Cretaceous...
.jpg?w=400 "Source: Christie's")
A LARGE TRILOBITE MOROCCO From the mid-Cambrian (509-497 million years ago), an 11-inch specimen of...
.jpg "Source: Christie's")
A LIGHT-GREY MEGALODON TOOTH SOUTH CAROLINA The 4 1/3-inch tooth of a Carcharocles megalodon from...
.jpg?w=400 "Source: Christie's")
A LUNAR GLOBE CIRCA 1963 The 33-cm diameter globe comprised of twelve gores and two polar calottes...
.jpg?w=400 "Source: Christie's")
A MALACHITE BOWL KATANGA PROVINCE Formed from one single piece, the top cut with bowl recess...
.jpg "Source: Christie's")
A MASSIVE AMMONITE MADAGASCAR From the Jurassic (201-145 million years ago) the very large and well...
.jpg "Source: Christie's")
A MASSIVE CITRINE SPHERE BRAZIL The 11-inch sphere cut and polished. 11in. (28cm.) diameter...
.jpg?w=400?width=1600&quality=70 "Source: Christie's")
A MONOLITHIC SLAB OF MUONIONALUSTA METEORITE Iron, fine octahedrite Kiruna, Sweden The cut surfaces...
.jpg?w=400?width=1600&quality=70 "Source: Christie's")
A PAIR OF SIX-INCH TABLE GLOBES G. & J. CARY, 1824 Each comprised of twelve hand-coloured engraved...
.jpg "Source: Christie's")
A PAIR OF SWEDISH TABLE GLOBES CIRCA 1824 BY CARL FREDRIK AKRELL (1779-1862) The 25-cm (10-inch...
.jpg "Source: Christie's")
A PARTIAL FOSSIL PALM FROND WITH FISH GREEN RIVER, WYOMING From the Eocene (circa 50 million years...
.jpg "Source: Christie's")
A PERMIAN DIAPSID RANOHIRA, MADAGASCAR From the Sankamena Formation (circa 265 million years ago...
.jpg?w=400 "Source: Christie's")
A PETRIFIED WOOD STOOL MADAGASCAR Araucaria sp. from the Triassic (circa 225 million years ago) the...
.jpg?w=400 "Source: Christie's")
A PETRIFIED WOOD STOOL MADAGASCAR Araucaria sp. from the Triassic (circa 225 million years ago) the...
.jpg?w=400 "Source: Christie's")
A PIERCED BRASS CELESTIAL GLOBE PROBABLY FRENCH, MID-16TH CENTURY Comprised of two brass hemispheres...
.jpg?w=400 "Source: Christie's")
A PYRITE CLUSTER SPAIN An impressive twinned growth of lustrous cubic crystals on original matrix...
.jpg "Source: Christie's")
A QUARTZ POINT BRAZIL The freestanding crystal polished to termination. 11¾ x 3 x 3½in. (29.5 x 7.5...
.jpg "Source: Christie's")
A RARE FOSSIL TURTLE WITH DINOSAUR TOOTH MONTANA, USA From the Hell Creek Formation, Garfield...
.jpg?w=400 "Source: Christie's")
A RARE PAIR OF SWEDISH GLOBES Andreæ Akerman (c.1723-1766) Each 12-inch globe comprised of twelve...
.jpg "Source: Christie's")
A RED AMMONITE GROUP BELMONT, FRANCE From the Late Jurassic (circa 150 million years ago) the...
.jpg "Source: Christie's")
A RED MEGALODON TOOTH NORTH CAROLINA The 5-inch tooth of a Carcharocles megalodon from the Langhian...
.jpg "Source: Christie's")
A SEPTARIAN SPHERE MADAGASCAR The concretion nodule cut and polished to spherical form. 9in. (23cm...
.jpg?w=400?width=1600&quality=70 "Source: Christie's")
A SEYMCHAN METEORITE CUBE Pallasite – PMG Magadan District, Russia (62°54’ N, 152°26’ E) The cut...
.jpg?w=400?width=1600&quality=70 "Source: Christie's")
A SIKHOTE-ALIN METEORITE — PRISTINE INDIVIDUAL FROM THE ONE OF THE LARGEST METEORITE SHOWERS IN...
.jpg?w=400 "Source: Christie's")
A SLAB OF IRIDESCENT ENGLISH AMMONITES SOMERSET Caloceras johnstoni from the Hettangian, Jurassic...
.jpg?w=400?width=1600&quality=70 "Source: Christie's")
A SLICE OF ACASTA GNEISS — ONE OF THE OLDEST ROCKS ON EARTH Slave Craton, Northwest Territories...
.jpg?w=400 "Source: Christie's")
A SLICE OF PETRIFIED OAK OREGON, USA From the Miocene (circa 10 million years ago), Juntura...
.jpg?w=400?width=1600&quality=70 "Source: Christie's")
A SLICE OF PETRIFIED WOOD NORTHERN ARIZONA Araucarioxylon arizonicum from the Triassic (circa 225...
.jpg "Source: Christie's")
A SLICE OF PINK AMETHYST BRAZIL Cut and polished to both sides, on oak stand. 11in. (28cm.) high...
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