triphylite
ck_admin
March 24, 2021
Its name comes from the Greek “tria” for 3 and “phylon” family to signify that it contains three cations because it was believed that it contained lithium, magnesium and iron.
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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 …
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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
