Ruby

Posted on Ιούν 30, 2012 in Gemology | 0 comments

Ruby is an aluminum oxide, a variety of corundum; it occurs in medium to dark tones of red and violetish-red to brownish-red Varieties Star...

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Sapphire

Posted on Ιούν 30, 2012 in Gemology | 0 comments

Sapphire is an aluminum oxide. Its colour varies from very light to dark blue to violetish-blue, bluish-green, yellow, slightly...

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Extraordinary Pair of Natural 70ct Blue Sapphires from Mogok Burma (Myanmar).

Posted on Ιούν 1, 2012 in Featured, Fine Gems, Sapphire | 0 comments

Weigth : 32.47ct and 36.80ct Color :   Blue   Transparent Cut : Cabochon cushion Measurements : 16.64×14.56×12.75mm and...

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Fine Natural Ruby of vivid red color

Posted on Μαΐ 30, 2012 in Featured, Fine Gems, Ruby | 1 comment

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