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Dyed Ruby

Enhancement of a gemstone using any coloured material in the filling of fractures, cavities. This category also includes techniques which involve a chemical reaction within the stone which may be formed as a result of heating.

Corrundum Madagasca unheat

Inclusions in Ruby from Burma( Myanmar)

Melted solid inclusions and "decrepitation" feathers of various Natural Fancy Sapphires from Madagascar due to treatment with beryllium at high temperatures. Transmitted and fiber optic illumination at 40-60x magnification in the microscope.