green
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 …
actualités
kornerupine
ck_admin
March 24, 2021
Mineral honoring the young Danish geologist Andreas N. Kornerup (1857-1881) who discovered it in Greenland. Sometimes it can present a speckle of the type “cat eye”. Often brown and dark, beautiful yellow-green varieties are from Sri Lanka and it has now been discovered in emerald
jade
ck_admin
March 24, 2021
In the nineteenth century, it was shown that the so-called “jade” actually consisted of two distinct minerals: The “Jadeite”, of the pyroxene family, is the hardest and most rare, it has a crystalline sound, its color varies from white to dark green, even lavender. The
hydroxyapatite
ck_admin
March 24, 2021
As for the apatite, its name derives from the Greek to indicate that the apatite has often been confused with other gems, plus the mention of “hydroxy”added . This is a major constituent of bones and teeth.There is a very dark green variety rich in
hiddenite
ck_admin
March 24, 2021
This is a green variety, colored by chromium, of spodumene which is part of the pyroxene group, although green spodumene without chromium are also called Hiddenite. Its name honors W. E. Hidden, who discovered it in 1879 in the U.S. (Alexander County, North Carolina United
hedenbergite
ck_admin
March 24, 2021
Its name honors the Swedish mineralogist Ludwig Hedenberg. It is close to diopsides.
