21 juillet 2014

The largest opal matrix stone was found in the outback Opal Fields of South Australia

Stuart Hughes of Liverpool along with his partners in Australia have recently uncovered the world’s largest Opal matrix.It was found in the outback Opal Fields of South Australia.This precious stone weighs in at an amazing 55,000 carats.The stone is still in South Australia.The length is about 30cm, height varies from 15-20cm and its around 4cm thick.Set to go to auction in the UK valued at just over 1 million Dollars. More information will be soon following on www.stuarthughes.com
Posté par Alain Truong à 09:09 - - Commentaires [0] - Permalien [#]
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12 juillet 2014

Zincite, Hyalite Opal, Wakabayashilite, Rutile, Heliodor

  Zincite - Poland Hyalite Opal - Mexico Wakabayashilite - White Caps mine, Manhattan, Nye County, Nevada Rutile - Adra, Andalusia, Spain Heliodor - Green Walking Stick deposit, Karoi District, Zimbabwe Photos courtesy Bijoux et Minérux
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06 juillet 2014

Dioptase, Fluorite, Iridescent Hematite, Opal Aura Quartz, Rhodochrosite, Tourmaline

Fluorite - Okorusu Mine, Namibia Dioptase - Tsumeb Mine, Namibia Opal Aura Quartz - Arkansas The unique colors come from a thin layer of platinum, which is molecularly bonded to the quartz Tourmaline - Golconda Mine, Minas Gerais, Brazil Iridescent Hematite - Elba Island, Tuscany, Italy Rhodochrosite - N’Chwaning, South Africa. (Images by courtesy of Bijoux et Minéraux)
06 juin 2014

Rare alexandrite crystal, 41.11 cts from Tanzania.

Rare alexandrite crystal, 41.11 cts from Tanzania.
Posté par Alain Truong à 00:08 - - Commentaires [0] - Permalien [#]
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23 mai 2014

Nantes. Musée d'Histoire Naturelle. Galerie de minéralogie

Quel sublime accrochage! Elle a été rénovée en 2009. Près de 700 échantillons de minéraux issus du monde entier prennent place dans les vitrines latérales de la galerie. Cette collection, enrichie de pièces exceptionnelles, illustre la diversité du monde minéral. 
Posté par Alain Truong à 14:55 - - Commentaires [0] - Permalien [#]
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11 mai 2014

Manganite specimen tops $1.3 million Nature & Science Auction at Heritage Auctions

Manganite, Ilfeld, Nordhausen, Harz, Thuringia, Germany. Overall Measurements: 6.49 x 3.34 x 2.65 inches (16.5 x 8.5 x 6.74 cm). Sold for $149,000. Photo Heritage Auctions DALLAS, TX.- A cluster of midnight-black Manganite crystals, from Germany's Harz Mountains, sold for $149,000 to lead Heritage Auctions' $1.3 million Nature & Science Signature Auction. More than 200 lots changed hands as multiple bidders pushed prices for exemplary varieties past high estimates at the May 4 auction in Dallas. "This category... [Lire la suite]


09 mai 2014

Pyromorphite

Bright apple green glassy sharp pyromorphite crystals to 1/2" on matrix; Daoping Mine, Guangxi, China.
Posté par Alain Truong à 19:20 - - Commentaires [0] - Permalien [#]
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09 mai 2014

10.82 ct asymmetrical tourmaline

10.82 ct asymmetrical tourmaline
Posté par Alain Truong à 19:18 - - Commentaires [0] - Permalien [#]
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09 mai 2014

AMMOLITE

Brilliant Red w/Green Iridescent Flashy AMMOLITE (Ammonite) Canada.
Posté par Alain Truong à 19:15 - - Commentaires [0] - Permalien [#]
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09 mai 2014

Dyscrasite crystals with allergentum in calcite

Shiny silver dyscrasite crystals with allergentum in calcite from Morocco.
Posté par Alain Truong à 19:10 - - Commentaires [0] - Permalien [#]
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