jeremejevite
ck_admin
March 24, 2021
It honors the Russian mineralogist Pavel Vladimirovich Jeremejev (1830-1899) who has identified it in 1883 in Siberia.
hexagonal
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
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
greenockite
ck_admin
March 24, 2021
Its name honors Lord Greenock, from Greenock in Scotland where it was discovered in 1840.
emerald
ck_admin
March 24, 2021
This is the green variety of beryl, the more valuable because of its unparalleled color, its name comes from the Greek “smaragdos” derived from an ancient Semitic word meaning “shining”. This is one of the gems most sought after, when the green the more sustained
