On March 23, 1821, a geologist named Pierre Berthier discovered a reddish, clay-like material. He found that the substance, later named bauxite after the village, consisted of about 50 percent …
It is a well known fact that bauxite was discovered in France near the village of "Les …
4 Bauxite was identified by the French geologist Pierre Berthier, an engineer in the Royal Corps of Mines and professor at the School of Mines in Paris.
Voici prb de 175 ans que Pierre Berthier, mineralogiste et chimiste de …
Bauxite, rock largely composed of a mixture of hydrous aluminum oxides. Bauxite is the principal ore of aluminum. Bauxites vary physically according to the origin and geologic history of their deposits: …
La bauxite, un minerai d'aluminium, est la principale source d'aluminium …
principal mineral d'aluminium, quitire son nom des Baux-de-Provence, fur …