Lab Notes
A Remarkable Vivid Pink Taaffeite from Mogok, Myanmar
Occasionally, a gemstone arrives at the laboratory that immediately captures attention. Such specimens are uncommon not only because of their beauty, but also because of their rarity and scientific significance. This article describes the examination and identification of an exceptional 5.72 ct pear-shaped taaffeite originating from Mogok, Myanmar. Prior to cutting, the crystal fragment weighed […]
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Vibrant colour sapphire from In-jauk mine, Mogok, Myanmar
Vibrant colour of pink, purple, orange pink sapphire and vivid pinkish red ruby were discovered at In-jauk mine, Mogok, Myanmar area 22° 58′ 0” North, 96° 26′ 52” East, North of In-jauk village and also vivid blue sapphire…
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Heat treated red spinel
It is rarely cased to be found as heat treated spinel. Once we experienced to check the red spinel packet and the one spinel had odd inclusions from those of other red spinel. The inclusions look get thermal expansion around the solid octahedral crystals and some tiny crystal …
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Sapphire from Thurein Taung mine, Mogok, Myanmar
We got the chance to examined the over 80 carets sapphire from Thurein Taung mine, Mogok, Myanmar where is 22° 54′ 11” North, 96° 22′ 19” East near KYAUK PYAT THAT Area…
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Natural inclusion look like heated inclusion
The inclusions in natural pink sapphire from Mogok, looked like the whitish crystal was surrounded by liquid feather caused by heat treatment but the other neighbouring inclusions indicate that they had not undergone any type of thermal activity.
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