Other marine bodies, at the height of upwards of 3400 mètres or 3683 yards, on the summit of Mont-Perdu, in the Upper Pyrenées.
Wolfram, near St. Yriex, in Upper Vienne.
Oxyd of antimony, at Allemont, in the department of L'Isère.
Chromate of iron, near Gassin, in the department of Le Var, at the bastide of the cascade.
Oxyd of uranite, at St. Simphorien de Marmagne, in the department of La Côte d'Or.
Acicular arsenical lead ore, at St. Prix, in the department of Saone and Loire. This substance was found among some piles of rubbish, near old works made for exploring a vein of lead ore, which lies at the foot of a mountain to the north-east, and at three quarters of a league from the commune of St. Prix.
In this country have likewise been found several varieties of new interesting forms relative to substances already known; several important geological facts have been ascertained; and, lastly, the emerald has here been recently discovered. France already possesses eighteen of the twenty-one metallic substances known. Few countries inherit from Nature the like advantages.
With respect to the administration of the mines of France, the under-mentioned are the regulations now in force.
A council composed of three members, is charged to give to the Minister of the Interior ideas, together with their motives, respecting every thing that relates to mines. It corresponds, in the terms of the law, with all the grantees and with all persons who explore mines, salterns, and quarries. It superintends the research and extraction of all substances drawn from the bosom of the earth, and their various management. It proposes the grants, permissions, and advances to be made, and the encouragements to be given. Under its direction are the two practical schools, and twenty-five engineers of mines, nine of whom are spread over different parts of the French territory. General information relative to statistics, every thing that can concur in the formation of the mineralogical map of France and complete the collection of her minerals, and all observations and memoirs relative to the art of mines or of the different branches of metallurgy, are addressed by the engineers to the Conseil des Mines at Paris.