13 novembre 2010

Extraordinary Boulder Opal Cabochon. Koroit, Queensland, Australia

Extraordinary Boulder Opal Cabochon. Koroit, Queensland, Australia © 2002-2010 Bonhams 1793 Ltd  Weighing approximately 188.0 carats and measuring 70.0 x 32.0 x 12.5mm - Sold for $8,540 This is an exceptional and very large, gem-quality pear-shaped cabochon of boulder opal exhibiting a web pattern of fine lines of electric green and blue opal in the ironstone matrix. The green and blue coloration as well as the near-metallic luster of the piece are evidence of its high iron content. Bonhams & Butterfields. The... [Lire la suite]
Posté par Alain Truong à 16:35 - - Commentaires [0] - Permalien [#]
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12 novembre 2010

Historic Carved Black Opal "The Story of the Gems". Lightning Ridge, New South Wales, Australia

Historic Carved Black Opal together with the book "The Story of the Gems". Lightning Ridge, New South Wales, Australia © 2002-2010 Bonhams 1793 Ltd Weighing approximately 29.23 carats and measuring 38.0 x 15.0 x 8.0 mm. Sold for $28,060 Carved with a minutely detailed snake entwining the base of the stone, this elongated cabochon has predominantly brilliant broad flash reds, as well as green, blues and yellows. A unique and historic stone, it must surely have figured prominently and been exhibited in the Morgan Gem... [Lire la suite]
Posté par Alain Truong à 23:35 - - Commentaires [0] - Permalien [#]
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12 novembre 2010

A World-Class Gem-Quality Australian Black Opal—"The Stardust Opal". T-Bones Mine, Corcoran, New South Wales, Australia

A World-Class Gem-Quality Australian Black Opal—"The Stardust Opal". T-Bones Mine, Corcoran, Lightning Ridge, New South Wales, Australia © 2002-2010 Bonhams 1793 Ltd Weighing 14.40 carats and measuring 18.5 x 14.1 x 8.0mm. Sold for $39,650 Found in 1981, in the Corcoran opal field 30 km west of the township of Lightning Ridge, the present gem is a textbook example of a true black opal from this prestigious locality. A magnificent oval cabochon, probably cut from a knobby (a nodule) "Stardust" possesses... [Lire la suite]
12 novembre 2010

Rare Boulder Opal and Diamond Necklace—"The Black Rainbow". Queensland, Australia

Rare Boulder Opal and Diamond Necklace—"The Black Rainbow". Queensland, Australia © 2002-2010 Bonhams 1793 Ltd Designed and fabricated by James Currens. 2009 AGTA Spectrum Award Winner for 1st Place—Phenomenal Gemstone Category Featuring a fancy cabochon natural boulder opal, weighing approximately 34.80 carats, exhibiting the most extraordinary ribbon pattern characterized by strong horizontal stripes of iridescent green and electric blue on an ironstone matrix. The exquisitely hand-fabricated platinum... [Lire la suite]
Posté par Alain Truong à 23:12 - - Commentaires [0] - Permalien [#]
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08 juin 2009

Australia Opens its Doors at the 53rd Venice Biennale

Shaun Gladwell, MADDESTMAXIMVS: Planet & Stars Sequence, 2009, installation view, Australian Pavilion, Giardini 53rd International Art Exhibition. La Biennale Di Venezia. Photo: Josh Raymond, courtesy the artist & Anna Schwartz Gallery. VENICE.- Shaun Gladwell will present his captivating MADDESTMAXIMVS at the Australian Pavilion. The work is a compelling suite of five thematically interrelated videos with sculptural and photographic elements, influenced by outback Australian landscapes and the iconic Mad Max movies.... [Lire la suite]