Je vous emmène à travers mes vidéos découvrir mon expérience acquise depuis plus de 30 ans a silloner le globe entier à la recherche de pierres précieuses, de rencontre mémorables mais aussi de difficulté parfois …
The moonstone is composed of alkaline feldspar, mainly potassium in other words orthoclase, in its variety “adularia”. This is actually a microperthite resulting from a microscopic phase separation of platelets from a sodium feldspar, the albite, in the orthoclase during the cooling of the mixture
Discovered in England, its name comes from the Greek “phos” meaning “light” and “genan” – “which leads “, in connection with its lights characteristic, was given by Haidinger. Karsten, who had described it in the early nineteenth century had named it hornblei.
Identified in 1862, its name comes from that of a deposit in the Urals in Russia. Sometimes called “angel skin opal” because of its resemblance, but it’s not an opal.
