Blue magmatic-related sapphire from Issoire, Puy-de-D么me, France, unheated.
Micrographs

Unheated blue magmatic-related sapphire from Puy-de-D么me, France

Blue magmatic-related sapphire from Issoire, Puy-de-D么me, France, unheated. One can observe many flat cavities containing a natural vitreous substance, with gas bubbles. It is normal to find natural vitreous substances in corundum of magmatic-related origin, particularly in rubies from the Thai/Cambodian border region.

馃敩聽Micrograph: F. Notari.

Do you need this micrograph in full resolution for an article, a DUG dissertation, etc.? Do not hesitate to聽contact us.