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Alain.R.Truong
19 mai 2016

Exceptional Amethyst Geode with Calcite Stalactite, Minas, Brazil

Exceptional Amethyst Geode with Calcite Stalactite, Minas, Brazil
Lot 1143W. Exceptional Amethyst Geode with Calcite Stalactite, Minas, Brazil. Weighing approximately 225 lbs (102 kgs). Measuring 26 x 21 x 13in. Sold for US$ 20,000 (€17,861). Photo: Bonhams. A view into an interior world of associated minerals, this...
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19 mai 2016

Garnet var. Demantoid, Ural Mountains, Russia

Garnet var. Demantoid, Ural Mountains, Russia
Lot 1067. Garnet var. Demantoid, Ural Mountains, Russia. Weighing approximately 4.28 carats and measuring 10.01 x 8.34 x 6.55mm. Sold for US$ 18,750 (€16,745). Photo: Bonhams. Vivid green in hue, of the most desirable shade, this large oval-cut demantoid...
19 mai 2016

Bi-Pyramidal Diamond Crystal, Africa

Bi-Pyramidal Diamond Crystal, Africa
Lot 1046. Bi-Pyramidal Diamond Crystal, Africa. Weighing approximately 11.22 carats and measuring 13.35 x 10.72 x 10.24mm. Sold for US$ 10,000 (€8,930). Photo: Bonhams. Originating from high in the Andes Mountains of Argentina, to our knowledge this is...
19 mai 2016

Book-matched Pair of Illuminated Blue Calcite Slabs, Argentina

Book-matched Pair of Illuminated Blue Calcite Slabs, Argentina
Lot 1032W. Book-matched Pair of Illuminated Blue Calcite Slabs, Argentina. Measuring 53 x 24 x 4in. Sold for US$ 10,625 (€9,489). Photo: Bonhams. Originating from high in the Andes Mountains of Argentina, to our knowledge this is the largest pair of slabs...
19 mai 2016

Beryl var. Emerald, Cosquez, Colombia

Beryl var. Emerald, Cosquez, Colombia
Lot 1015. Beryl var. Emerald, Cosquez, Colombia. Height 1 1/2 x 1 1/4 x 1 1/4in. Sold for US$ 11,875 (€10,605). Photo: Bonhams. A classic for the species, consisting of a larger single hexagonal crystal having exceptional color with a smaller conjoined...
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19 mai 2016

Suite of Fifteen Hot Pink Rubellite Tourmalines

Suite of Fifteen Hot Pink Rubellite Tourmalines
Lot 1238. Suite of Fifteen Hot Pink Rubellite Tourmalines. Total weight approximately 74.71 carats. Sold for US$ 21,250 (€18,978). Photo: Bonhams. Vivid fuchsia pink in color, the present suite has fine transparency and luster and is well matched for...
19 mai 2016

Beryl var. Emerald, Muzo, Colombia

Beryl var. Emerald, Muzo, Colombia
Lot 1016. Beryl var. Emerald, Muzo, Colombia. Weighing approximately 37.99 carats and measuring 21.0 x 16.0 x 12.0mm. Sold for US$ 31,250 (€27,909). Photo: Bonhams Fine quality emerald specimens containing "gem" facet-grade material are very infrequently...
19 mai 2016

Large and Impressive Tanzanite, Tanzania

Large and Impressive Tanzanite, Tanzania
Lot 1273. Large and Impressive Tanzanite, Tanzania. Weighing approximately 92.60 carats and measuring 31.90 x 22.58 x 16.10mm. Sold for US$ 37,500 (€33,491). Photo: Bonhams. This fine oval-cut stone has an exceptional saturation of blue-violet. Both its...
11 avril 2016

Sphalerite, Seravezza Quarries, Seravezza, Apuan Alps, Lucca Province, Tuscany, Italy

Sphalerite, Seravezza Quarries, Seravezza, Apuan Alps, Lucca Province, Tuscany, Italy
Sphalerite, Seravezza Quarries, Seravezza, Apuan Alps, Lucca Province, Tuscany, Italy. Taille: 0.78 mm. Collection et photo Matteo Chinellato
11 avril 2016

Calcite sur Heulandite, Deolali, Maharashtra, Inde

Calcite sur Heulandite, Deolali, Maharashtra, Inde
Calcite sur Heulandite, Deolali, Maharashtra, Inde. Taille: 22 mm. Photo Andreas Schmid.
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