Lab Notes

Lab Notes

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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