FOREIGN MINING REGIONS. 40*7 



Almaden. Ores. Cinnabar, native mercury, horn quicksil- 

 ver, pyrites, in clay slate. 4. Southwest of Almaden, in 

 Southern Estremadura, and Northwestern Sevilla, at Guadal- 

 canal, Cazalla, Rio Tinto. Ores. Gray copper, copper 

 vitriol, malachite, with some red silver ore, and native silver, 

 in ancient schists or limestones. 



There are also mines of lead and copper at Falsete in 

 Catalonia ; in Galicia, a little tin ore ; in the Asturias at 

 Cabrales, copper ores. 



23. I:i Sweden : — 1. At Fahlun, in Dalecarlia. Ores, 

 Copper pyrites, variegated copper. Rock. Syenite and 

 schists. — At Finbo and Broddbo. Ores. Columbium ores, 

 tin ore.— At Sala. Ore. Argentiferous galena, affording 

 lead and silver. Rock. Crystalline limestone. — At Vena, 

 (or Wehna,) and at Tunaberg. Ores. Arsenical cobalt, 

 arsenate of cobalt. Rock. Mica slate and gneiss.— At Dan- 

 nemora and elsewhere. Ore. Magnetic iron. 



24. In Norway, at Kongsberg, vitreous silver, native sil- 

 ver, horn silver, native gold, galena, native arsenic, blende. 

 Rock. Mica slate. — At Modum and Skutterud. Ores. Co- 

 balt ores, native silver. Rock. Mica slate. — At Arendal, 

 magnetic iron. 



25. In Russia : — 1. In the Urals, (mostly on the Asiatic 

 side,) at Ekatherinenberg, Beresof, Nischne Tagilsk, &c. 

 Ores. Native gold, platinum, iridium, native copper, red oxyd 

 of coppe , malachite. 2. The Altai, (southern Siberia,) at 

 Kolyvan and Zmeof. Ores. Native gold, native silver, ar- 

 gentiferous galena, carbonate of lead, native copper, oxyds 

 of copper, malachite, pyritous copper, calamine. Rocks. 

 Metamorphic beds, and porphyry. 3. In the Daouria moun- 

 tains, east of Lake Baikal, at Nertchinsk. Ores. Argen- 

 tiferous galena, carbonate of lead, arsenate of lead, gray an- 

 timony, arsenical iron, electric calamine, cinnabar. • Rocks. 

 Ancient compact limestone and schists. 



Other important foreign mines, are the copper mines of 

 Cuba, South America, Southern Australia ; the silver mines 

 of South America and Mexico ; the gold mines of South 

 America, Africa, and the East Indies ; the quicksilver mines 

 of Huanca Velica, Peru, and those of China ; the tin of 

 Malacca, (principally on the island of Junck Ceylon,) of 

 Banca ; of zinc, in China ; of platinum, in Brazil, Colum- 

 bia, St. Domingo, and Borneo ; of palladium, in Brazil ; of 



