Nouvelles considérations sur la sodalite-hackmanite de la région de Mogok, Myanmar

Emmanuel Fritsch1, Nicolas Hébert2, Feodor Blumentritt1,3, Cassandre Moinard1 ABSTRACT A parcel of 13 kg of hackmanite from the Mogok area, Myanmar triggered some surprising observations that contribute to the knowledge of hackmanite, the photochromic variety of sodalite. Firstly, we point out that nearly 350 samples reach exactly the same color saturation under UV-rich natural sunlight […]