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- Chalcopyrite (redirección desde Copper pyrites)chalcopyrite comes from the Greek words chalkos, which means copper, and pyrites', which means striking fire. It was sometimes historically referred to…23 kB (2299 palabras) - 18:42 29 abr 2024
- Marcasite (redirección desde White iron pyrites)414 Å, c = 3.381 Å; Z = 2 Identification Formula mass 119.98 g/mol Color Tin-white on fresh surface, pale bronze-yellow, darkening on exposure, iridescent…12 kB (1139 palabras) - 07:46 3 abr 2024
- indices above 3, and sometimes a metallike appearance. Unlike the related pyrites or blendes, glosses are not considered ″colored″ because they do not have…15 kB (1814 palabras) - 11:02 27 mar 2024
- • sulfur (sulphur) • arsenic • antimony vitriol • quartz • cinnabar • pyrites • orpiment • galena magnesia • lime • potash • natron • saltpetre • kohl…9 kB (723 palabras) - 11:44 30 oct 2023
- quarry line Myers Burn Mine 1985 1988 ? Eaglesham, Scotland Small iron pyrites mine with underground railway system. Rosedale Branch ? converted to 1…80 kB (1712 palabras) - 12:23 24 mar 2024
- with the main lode, Hamptons and Downright lode. In addition to copper pyrites, brown iron ore was also found in the mine. The Tywarnhayle mine was opened…21 kB (2249 palabras) - 19:10 15 may 2024
- Mexico, Russia and the USA. Various natural ores of copper are: copper pyrites (CuFeS2), cuprite or ruby copper (Cu2O), copper glance (Cu2S), malachite…12 kB (1361 palabras) - 17:14 18 ene 2024
- exported to Germany a large part of their surplus oil, chromium, bauxite, pyrites, oil-bearing nuts, maize, wheat, meat and tobacco. Germany also made big…206 kB (30 894 palabras) - 11:06 26 abr 2024
- in 2011, the gold mine continues to develop. A vein of quartz includes pyrites and sulphide compounds which may carry gold inclusions. Material extracted…23 kB (3190 palabras) - 12:40 5 may 2024
- vesuvianite and scapolite; with these phlogopite, various feldspars, pyrites, quartz and actinolite often occur. These rocks are fine-grained, and though…17 kB (2161 palabras) - 07:56 10 dic 2023
- extracted, and finally, at the end of the 19th century, the exploitation of pyrites to obtain iron began. During the 19th century, the production of lead and…78 kB (8494 palabras) - 01:00 1 may 2024
- chromite, copper, lead, zinc, bauxite, tungsten, tin, molybdenum, antimony, nickel, gold, silver, lithium, pyrites, phosphate rock, potash, magnesite, fluorite…265 kB (25 798 palabras) - 23:02 25 may 2024
- currently obtained from seawater, will increase. Sulfur will be obtained from pyrites, then gypsum or anhydrite. Metals such as copper, zinc, nickel, and lead…29 kB (3998 palabras) - 00:00 13 feb 2024
- in which the Pyrophorus was burned." "On the Vitriolisation of Martial Pyrites." "General Considerations on the Nature of Acids, and on the Principles…78 kB (9147 palabras) - 06:20 20 may 2024
- of 2019). Natural resources: coal, lignite, iron ore, uranium, mercury, pyrites, fluorspar, gypsum, zinc, lead, tungsten, copper, kaolin, potash, sepiolite…25 kB (2970 palabras) - 17:10 24 may 2024
- deposits of copper, iron and manganese ores, graphite, rock salt, niter, pyrites, and some minor minerals. By the early 20th century, gold was mined in…22 kB (2801 palabras) - 06:52 3 dic 2023
- in refining was as effective as magistral (copper sulphate derived from pyrites).” This material became widely used throughout Spanish America to refine…111 kB (15 247 palabras) - 19:31 27 feb 2024
- Hamersley Range, Western Australia; skewed sulfur isotope ratios found in pyrites show a small rise in oxygen concentration in the atmosphere; Sturgeon Lake…64 kB (7668 palabras) - 05:29 14 may 2024
- including copper pyrites and marcasite, some of the mining being underground, some on the surface. Iron mining is covered, followed by lead and tin. The anonymous…57 kB (7224 palabras) - 02:37 5 may 2024
- phase diagram and its application to the spontaneous magnetism of several pyrites. J Solid State Chem. 1971;3(1):26-38 doi: 10.1016/0022-4596(71)90004-1…259 kB (41 358 palabras) - 20:48 22 may 2024
- 2-kilometre (0.75 mi) branch line to the reduction plant bins, while the heavy pyrites ore from the Hampden mines was separated at the main shaft into coarse…27 kB (3630 palabras) - 08:11 12 may 2024