silicates
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
tugtupite
ck_admin
March 24, 2021
Mineral discovered in 1960 simultaneously in the Kola Peninsula (Russia) and south of Greenland, its name comes from an Inuit word meaning ” Reindeer blood ” (“tugtup” means reindeer in Eskimo). Stone of a beautiful color. Without light it loses its color, and after returning
tremolite
ck_admin
March 24, 2021
She was named in 1789 by the mineralogist J.G.A. Höpfner in relation to its supposed place of discovery: the Val Tremola in the St. Gotthard massif in Switzerland, but the sample was from another valley … Campolungo. Chemically very close to actinolite (tremolite does not
tourmaline
ck_admin
March 24, 2021
Its name comes from Sri Lanka, Ceylon, where it was called “tourmali” or “torra molli”, stone attracting ashes, it is considered as a colored zircon. It was not until 1703 that the Dutch brought it to Europe. It was identified by Buffon in 1759. It
titanite
ck_admin
March 24, 2021
Identified in 1795, its name expresses its high content of titanium. It has long been known as sphene, which came from the Greek “sphenos” for corner, which described very well the shape of its wedge-shaped crystals. Brookite, of the same composition, crystallizes in another crystal
