22 avril 2014

The "100 Carats Club". Large and Impressive Gem Moonstone -"A Member of the 100 Carats Club", India

The "100 Carats Club". Large and Impressive Gem Moonstone -"A Member of the 100 Carats Club", India. Photo Bonhams. A high domed oval cabochon of gem moonstone, displaying a pale celadon hue and a billowy adularescence. This is an exceptional stone for the collector of 100 cts+ gems, yet it can still be mounted and worn as an impressive statement jewel. Weighing approximately 128.5 carats and measuring 32.0 x 23.5 x 23.5mm. Estimate US$ 4,000 - 6,000 (€2,900 - 4,300) Bonhams. GEMS, MINERALS, LAPIDARY WORKS OF ART AND NATURAL... [Lire la suite]
Posté par Alain Truong à 18:17 - - Commentaires [0] - Permalien [#]
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22 avril 2014

The "100 Carats Club". Star Sapphire-"A Member of the 100 Carats Club", Mogok, Burma

The "100 Carats Club". Star Sapphire-"A Member of the 100 Carats Club", Mogok, Burma. Photo Bonhams. This large, near-circular cabochon sapphire possesses a light to medium "denim" blue hue with a well-polished dome of medium height. The asterism is strong and central. Weighing approximately 110.25 and measuring 26.0 x 24.5 x 15.0mm. Estimate US$ 11,000 - 15,000 (€8,000 - 11,000) Accompanied by an Asia Glory Gemmological Laboratory of Myanmar report no. 012165 dated November 23, 2013 stating that the natural star sapphire,... [Lire la suite]
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22 avril 2014

The "100 Carats Club". Exceptional Amethyst--"A Member of the 100 Carats Club", Namibia

The "100 Carats Club". Exceptional Amethyst--"A Member of the 100 Carats Club", Namibia. Photo Bonhams. This oval-cut amethyst displays a rich, violet grape hue which is exceptionally well-saturated, yet at the same time is not so dark that its beauty does not shine through. The luster and clarity are excellent. Weighing approximately 124.28 carats and measuring 38.5 x 27.0 x 23.0mm. Estimate US$ 3,000 - 4,000 (€2,200 - 2,900) Bonhams. GEMS, MINERALS, LAPIDARY WORKS OF ART AND NATURAL HISTORY. Los Angeles, 20 May 2014 10:00 PDT -... [Lire la suite]
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22 avril 2014

The "100 Carats Club". Large Morganite--"A Member of the 100 Carats Club"

The "100 Carats Club". Large Morganite--"A Member of the 100 Carats Club". Photo Bonhams. This attractive oval-cut morganite, exhibits a "padparadscha-esque color with a correct balance of slightly pinkish orange which is delectible. Its well-faceted form is enhanced by its excellent clarity. Weighing approximately 146.5 carats and measuring 41.5 x 27.0 x 21.5mm. Estimate US$ 8,000 - 10,000 (€5,800 - 7,200) Bonhams. GEMS, MINERALS, LAPIDARY WORKS OF ART AND NATURAL HISTORY. Los Angeles, 20 May 2014 10:00 PDT - www.bonhams.com
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22 avril 2014

The "100 Carats Club". Impressive Blue Topaz--"A Member of the 100 Carats Club", Brazil

The "100 Carats Club". Impressive Blue Topaz--"A Member of the 100 Carats Club", Brazil. Photo Bonhams. This faceted pear-shaped topaz is distinguished by a rich blue hue that is commonly referred to in the trade "London Blue". Both its luster and clarity are excellent. Despite its weight of well over two hundred carats, it is not too large to be fashioned into a pendant for a confident wearer. Weighing approximately 286.5 carats and measuring 61.0 x 33.0 x 20.0mm. Estimate US$ 2,000 - 3,000 (€1,400 - 2,200) Bonhams. GEMS,... [Lire la suite]
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22 avril 2014

The "100 Carats Club". Carved Smoky Quartz--"A Member of the 100 Carats Club"

The "100 Carats Club". Carved Smoky Quartz--"A Member of the 100 Carats Club" Photo Bonhams. Suitable for tabletop or cabinet display, carved of medium-toned smoky quartz and well-polished. Weighing approximately 609.27 carats and measuring 85.0 x 47.0 x 23.0mm. Estimate US$ 500 - 700 (€360 - 510) Bonhams. GEMS, MINERALS, LAPIDARY WORKS OF ART AND NATURAL HISTORY. Los Angeles, 20 May 2014 10:00 PDT - www.bonhams.com
Posté par Alain Truong à 17:43 - - Commentaires [0] - Permalien [#]
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22 avril 2014

The "100 Carats Club" Kunzite--"A Member of the 100 Carats Club", Brazil

The "100 Carats Club" Kunzite--"A Member of the 100 Carats Club", Brazil. Photo Bonhams. A delectable piece of eye-candy this stone is distinguished by its true baby pink color of good saturation and its fine luster. A number of fascinating needle like inclusions grace the interior and aid in the diagnostics of identification but do not detract from its beauty. Weighing approximately 168.40 carats and measuring 35.0 x 29.0 x 19.0 mm. Estimate US$ 2,500 - 3,500 (€1,800 - 2,500)Bonhams. GEMS, MINERALS, LAPIDARY WORKS OF ART AND... [Lire la suite]
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22 avril 2014

Bonhams in Los Angeles selling largest ruby crystal ever offered at auction in gems sale

Collection of 27 Rhodochrosites--"Red Gold" from the Kalahari. N'Chwaning 1 Mine, N'Chwaning 2 Mine, Hotzatel Mine, Wessels Mine, Black Rock Mine, Kalahari Manganese Field, Northern Cape Province, South Africa. Estimate US$ 200,000 - 250,000 (€140,000 - 180,000). Photo Bonhams LOS ANGELES, CA.- This spring Bonhams, the third largest international fine art auction house, highlights an exceptional selection of fine mineral specimens from estate sources in its upcoming Gems, Minerals, Lapidary Works of Art and Natural... [Lire la suite]
20 avril 2014

Opalized Ammonite, Selenite, Quartz, Hyalophane, Vesuvianite, Pyromorphite, Stephanite, Polybasite

Opalized Ammonite measuring 2 ft. in diameter, discovered near Alberta, Canada. Mangan Vesuvianite. Jeffrey Mine, Asbestos, Quebec, Canada. Stephanite on Polybasite - Husky Mine, Galena Hill, Yukon Territory, Canada. Polybasite from Husky Mine, Yukon Territory, Canada.   Hyalophane, Canada. Vesuvianite, Quebec, Canada. Pyromorphite from Canada. Selenite Red River Floodway, Winnepeg, Manitoba, Canada. Quartz-Asbestos, Jeffery Quarry, Canada.
19 avril 2014

Torbernite, Scepter Quartz, Rubellite on Quartz

Torbernite - Margabal, Aveyron, France. Scepter Quartz; Orange River District, South Africa. Rubellite on Quartz - Palelni Mine, Ketchel, Burma.
Posté par Alain Truong à 14:50 - - Commentaires [0] - Permalien [#]
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