Disthene

Disthene is a synonym that is obsolete of. The name Disthene is through the Ancient Greek words δίς meaning two and meaning that is σθένος (or force), in allusion to Kyanite’s unequal hardness in 2 different directions. René Just Haüy (1743-1822) named the mineral Disthene in 1801 nevertheless the real name Kyanite had recently been established. Haüy was a mineralogist that is french is usually referred to as the “Father of Modern Crystallography”.

Kyanite ended up being named in 1789 by Abraham Gottlob Werner (1749-1817), a professor of mineralogy and mining at the Freiberg Mining Academy, Freiberg, Saxony, Germany, from the Greek word kyanos, meaning blue, its common color. The spelling that is french Cyanite, was widely used by mineralogists through much associated with the nineteenth and early 20th hundreds of years. Kyanite was also known as Blue Talc (Talc bleu) in 1784 by B. G. Sage (1740-1824), a French mineralogist and chemist.