borates
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
hambergite
ck_admin
March 24, 2021
It honors the Swedish mineralogist Axel Hamberg (1863-1933).
colemanite
ck_admin
March 24, 2021
It pays tribute to W. Coleman (1824-1893), founder of the borax industry in California.
chambersite
ck_admin
March 24, 2021
New mineral discovered in 1957 in Texas, in Chambers County (Barber’s Hill salt dome), hence its name. The crystals were found in the brine returns from a gas drilling because it is a borate insoluble in water. Thereafter deposits were discovered in Louisiana, Canada, and
