Diamantina, Minas Gerais, Brazil For many years, itinerant miners in of the Serra de Espinhaco...
Brazil Depicting a penguin family of three rendered from agate and obsidian, raised on a specimen of...
Idar-Oberstein, Germany An antique box formed of translucent patterned agate, the top panel with...
Brazil Suitable for use as a luncheon service, each with black and white banded banded agate handles...
Designed as a companion pair, these carvings make imaginative use of the mineral with the amethyst...
Of tapering form, each comprising micro-faceted beads, graduating from near-colorless at the top to...
Maraba, Brazil A single large hexagonal crystal point which shows a good termination that is...
Composed of rectangular, polished sections of amethyst, each having a fascinating pattern of color...
Composed of rectangular panels of amethyst pieced together over a quartzite layer, to cover the...
Namibia This attractive pear shaped garnet has a pleasing color which is characteristic for the...
Namibia This attractive oval faceted stone, has an attractive hue characteristic for the region. The...
Old Chinese carving depicting a recumbent horse with small monkey at his feet, carved of fine...
Africa Comprising seven strands of polished 6mm spherical beads of bright blue color with good...
Pakistan This beautiful specimen is notably rare. Seldom does one find such a massive number of...
Of lobed form, having excellent translucency which shows the rich tonal hues of lavender to deep...
Mexico Comprised of calcite or aragonite and travertine, this decorative mineral exhibits color...
Mexico A matched pair of calcite onyx luminaries, having a unique blend of colors ranging from pink...
Shielova Gora, Adon-cholon Range, Merchinsk Gem Mine, Nerclinsk, Chitinskaya, Oblast, Tranbaikalia...
Brazil This fine single, hexagonal crystal, with a lustrous termination and striated sides and a...
Gilgit, Pakistan A single water-clear crystal of aquamarine having vitreous surfaces and an...
Chivor, Colombia A single complex crystals consisting of multiple conjoined sections. Having...
Mozambique The colorless variety of beryl—goshenite—is rare. The present Ascher-cut colorless stone...
Carved from a single piece of Russian black obsidian, with naturalistic texuring of fur. On a...
Idar-Oberstein, Germany, Retailed by Asprey, London, England Expertly carved to depict a beaver...
By the House of Fabergé Jewelry Salon St. Petersburg, Russia Beautifully carved of midnight black...
Mexico Composed of a single slab of a very large boulder of natural black obsidian which has been...
Kono, vic. Sefadu, Sierra Leone A large single crystal, capable of standing on its own, weathered...
Argentina Of free-form outline, contour polished to a bright finish, this fine bowl exhibits a rich...
Carved of from a single specimen of natural bright blue Brazilian quartzite with the dolphins...
Burma This unenhanced blue sapphire faceted as a modified brilliant-cut oval with excellent...
This attractive cushion-cut spinel is a classic, with its slightly violetish blue color and...
Brazil Distinguished by a rich blue color which would be classified in the trade as "London Blue...
Brazil This fine, large pear-shaped stone has an attractive sea blue color as well as excellent...
Cambodia A fine cushion-cut stone which is exemplary for its type, with a rich, well-saturated hue...
A rich blue-violet natural spinel faceted as a cushion-cut having excellent luster and transparency...
Carved in China from Brazilian agate, the rich red body color of the carelian showing good...
Depicting a seated pig, carved from a single specimen of rich red Tanzanian ruby, adorned with coin...
Russia Charoite is an unusual stone of a very rare occurrence found in only one location northeast...
Africa Faceted with both a checkerboard-cut crown and pavilion, this cushion shaped tourmaline has a...
Formed of polished slabs of fine quality chrysocolla and malachite from the Democratic Republic of...
Democratic Republic of Congo A large display specimen showing botryoidal formation and vivid color...
Sri Lanka This fine unenhanced, natural sapphire has been faceted into a classic emerald-cut. The...
Ural Mountains, Russia This exemplary stone exhibits the most desirable characteristics of the...
Pamir Mountains, Tajikistan Obtained from an old East Coast estate and originally purchased in...
Burma A fine cushion-cut zircon is natural and that it changes from purplish gray to green depending...
British Colombia A very large slab of rich green nephrite with white veining fashioned into a...
near the town of Prilep, Former Yugoslavian Republic of Macedonia The Ottoman Turks actively mined...
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