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Alain.R.Truong
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Alain.R.Truong
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28 octobre 2013

Red Reticulated Rutile, Pentagonite, Calcite, Aqua Aura Kyanite, Smithsonite on Coronadite, Azurite and Malachite, ...

Red Reticulated Rutile, Pentagonite, Calcite, Aqua Aura Kyanite, Smithsonite on Coronadite, Azurite and Malachite, ...
Red Reticulated Rutile - Brazil Pentagonite - India Calcite - China Aqua Aura Kyanite (Black Kyanite infused with Gold) - Brazil Smithsonite on Coronadite - Australia. Azurite and Malachite ps. after Selenite. Crystalline "feather" of Electrum (Silver...
Posté par Alain Truong à 18:28 - Commentaires […] - Permalien [#]
Tags: Calcite,  Pentagonite,  Aqua Aura Kyanite,  Azurite and Malachite ps. after Selenite,  Crystalline "feather" of Electrum (Silver and Gold mix) on Quart,  Red Reticulated Rutile,  Smithsonite on Coronadite

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20 octobre 2013

Elbaite, Golden Apatite, fluorite, Imperial Topaz

Elbaite, Golden Apatite, fluorite, Imperial Topaz
Totally natural Imperial Topaz. From Ouro Preto, Iron Quadrangle, Minas Gerais Brazil. Honey yellow Annaberg Fluorite with purple zones and phantoms - Germany. Golden Apatite, 150 Years of Gem Crystals from Durango, Mexico by Eric Greene. Elbaite crystal...
Posté par Alain Truong à 22:13 - Commentaires […] - Permalien [#]
Tags: fluorite,  Imperial Topaz,  Elbaite,  Golden Apatite

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2 octobre 2013

Rare gemstone: Chrysoberyl cat's eyes - 12.12 ct. Orissa, India.

Rare gemstone: Chrysoberyl cat's eyes - 12.12 ct. Orissa, India.
Rare gemstone: Chrysoberyl cat's eyes - 12.12 ct. Orissa, India. Photo courtesy Heritage Auctions Chrysoberyl cat's eyes are the most prized of the phenomenal gemstones and is considered to be THE definition of a cat's eye. Some believe that these cat's...
Posté par Alain Truong à 08:50 - Commentaires […] - Permalien [#]
Tags: India,  Chrysoberyl cat's eyes,  Orissa

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2 octobre 2013

Very fine gemstone: Imperial Topaz - 17.04. Ouro Preto, Minas Gerais, Southeast Region, Brazil.

Very fine gemstone: Imperial Topaz - 17.04. Ouro Preto, Minas Gerais, Southeast Region, Brazil.
Very fine gemstone: Imperial Topaz - 17.04. Ouro Preto, Minas Gerais, Southeast Region, Brazil. Photo courtesy Heritage Auctions "Often rumoured, seldom seen" is a phrase that aptly describes Imperial Topaz. Despite the almost universal recognition of...
Posté par Alain Truong à 08:44 - Commentaires […] - Permalien [#]
Tags: Brazil,  Imperial Topaz,  Minas Gerais

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2 octobre 2013

Very fine gemstone: large Tanzanite - 61.43 ct. Merelani Hills, Umba Valley, Lelatema Mountains, Arusha Region, Tanzania

Very fine gemstone: large Tanzanite - 61.43 ct. Merelani Hills, Umba Valley, Lelatema Mountains, Arusha Region, Tanzania
Very fine gemstone: large Tanzanite - 61.43 ct. Merelani Hills, Umba Valley, Lelatema Mountains, Arusha Region, Tanzania. Photo courtesy Heritage Auctions Luscious is a term that comes to mind when looking at this Tanzanite. Other superlatives might be...
Posté par Alain Truong à 08:35 - Commentaires […] - Permalien [#]
Tags: Tanzanite

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2 octobre 2013

Very fine gemstone: natural purple spinel - 31.5 ct. with GIA cert. Burma

Very fine gemstone: natural purple spinel - 31.5 ct. with GIA cert. Burma
Very fine gemstone: natural purple spinel - 31.5 ct. with GIA cert. Burma. Photo courtesy Heritage Auctions The name "Spinel" was derived from the Latin word "spina" which means thorn - probably refering to the pointed shape of the mineral's octahedral...
Posté par Alain Truong à 08:29 - Commentaires […] - Permalien [#]
Tags: Burma,  purple spinel

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2 octobre 2013

Very fine gemstone: natural ruby - 5.22 ct. with GIA cert. Vietnam

Very fine gemstone: natural ruby - 5.22 ct. with GIA cert. Vietnam
Very fine gemstone: natural ruby - 5.22 ct. with GIA cert. Vietnam. Photo courtesy Heritage Auctions In the 1980s, reports start to emerge that high quality Rubies were being found in the alluvial sediments of northern Vietnam from deposits in the Luc...
Posté par Alain Truong à 08:24 - Commentaires […] - Permalien [#]
Tags: ruby,  Vietnam ruby

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4 septembre 2013

Cerussite, Malachite, quartz, Chlorite, Azurite, Willemite, Aurichalcite, peridot, Minium

Cerussite, Malachite, quartz, Chlorite, Azurite, Willemite, Aurichalcite, peridot, Minium
Cerussite with Malachite inclusions - Namibia Faden Quartz with Chlorite inclusions - Pakistan Chrysocolla pseudomorph after Azurite - Azurite Willemite - Namibia Aurichalcite from Burma Peridot - Pakistan Minium, a naturally occurring form of lead tetroxide...
Posté par Alain Truong à 17:43 - Commentaires […] - Permalien [#]
Tags: quartz,  peridot,  Malachite,  Azurite,  Willemite,  Cerussite,  Chlorite,  Aurichalcite,  Minium

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31 août 2013

Brookite titanium dioxide, Kharan, Balochistan, Pakistan

Brookite titanium dioxide, Kharan, Balochistan, Pakistan
Brookite titanium dioxide, Kharan, Balochistan, Pakistan
Posté par Alain Truong à 10:00 - Commentaires […] - Permalien [#]
Tags: Pakistan,  Balochistan,  Brookite titanium dioxide,  Kharan

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29 août 2013

Spessartine

Spessartine
Spessartine (mandarin garnet). From Loliondo, Tanzania - approx 1.3 cm across. Photo by Rob Lavinsky, iRocks.com - image lic. under CC-BY-SA-3.0
Posté par Alain Truong à 22:08 - Commentaires […] - Permalien [#]
Tags: Spessartine garnet

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