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Most of the mined ore minerals are found as sulfides such as galena, sphalerite, and chalcopyrite.
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Most and mined
Most of Australia's iron ore is also mined in the Pilbara and it also has one of the world's major manganese mines,
Most ( but not all ) placer deposits, because of their shallowly buried nature, are mined by surface methods.
Most of the world's neodymium is mined in China.
Most of the gravel roads in southern Sudan have become unusable after being heavily mined by the insurgent southern forces of the Sudanese People's Liberation Army ( SPLA ).
Most of the mercury was mined in the Coast Ranges to the west of the Sacramento River ; mines in these mountains produced roughly 140, 000 tons of mercury to serve the Gold Rush.
Most of the salt mined in the Turks and Caicos Islands was sold through Bermudian merchant houses on the American seaboard, including in New England and Newfoundland where it was used for preserving cod.
Most copper is mined or extracted as copper sulfides from large open pit mines in porphyry copper deposits that contain 0. 4 to 1. 0 % copper.
Most naturally produced vermilion comes from cinnabar mined in China, and vermilion is nowadays commonly called ' China red '.
Most types of stone are easier to find than metal ores, which have to be mined and smelted.
Most of the salt mined in the Turks and Caicos Islands was sold through Bermudian merchant houses on the American seaboard, including in Newfoundland where it was used for preserving cod.
Most, if not all of the metal ores were mined before the arrival of the Tsurani, although very small amounts remain ; as a result of this the inhabitants use lacquer covered cured hides and wooden weapons which have roughly the same strength of their metal counterparts but are easier to manufacture on the world.
Most of the placer mining was done along the hillsides above the river ; later the river was mined with dredgers.
Most and ore
Most ore deposits are named according to either their location ( for example, the Witswatersrand, South Africa ), or after a discoverer ( e. g. the kambalda nickel shoots are named after drillers ), or after some whimsy, a historical figure, a prominent person, something from mythology ( phoenix, kraken, serepentleopard, etc.
Most early processes in Europe and Africa involved smelting iron ore in a bloomery, where the temperature is kept low enough so that the iron does not melt.
Most of the early industry was devoted to harvesting lumber until the discovery of large iron ore deposits.
Most reserves of such ore have now been depleted.
Most large hematite iron ore deposits are sourced from altered banded iron formations and rarely igneous accumulations.
Most of the world's iron ore, including that contained in the Mesabi Iron Range, was formed during the middle Precambrian period.
Most likely, modern paktong was unknown to Chinese of the day – but the naturally occurring Yunnan ore cupronickel alloy was likely a valuable internal trade commodity.
Most of these were simple records of patient and laborious analytical operations, and it is perhaps surprising that among all the substances he analysed he only detected two new elements, beryllium in 1798 in beryl and chromium in 1797 in a red lead ore from Siberia.
Most of his properties were silver mines in New Mexico ; one mine yielded an ore vein worth $ 3 million in silver chloride.
Most of the heading was through soil, with some coal measures and iron ore deposits, the final tunnel being lined through most of its length.
Most of them would have been engaged in mining ore and cutting wood ( for charcoal ), as the actual ironworks only required a small workforce.
Most of the ore was removed in the 20th century by cut-and-fill methods.
Most of the ore resource tends to be concentrated in reef bands located on one or two distinct unconformities.
Most of Bell Island's ore was shipped from loading facilities to Sydney, Nova Scotia where it was smelted in a steel mill.
Most of the episodes revolve around the heroes preventing the villains from stealing Kerium ore.
Most galamseys find gold in free metallic dust form or they process oxide or sulphide gold ore using liquid mercury.
Most and minerals
Most of the helium produced on Earth ( approximately 99 % of it ) is the result of the alpha decay of underground deposits of minerals containing uranium or thorium.
Most of these elements come from minerals in a process called mineral nutrition.
Most gemstones are hard, but some soft minerals are used in jewelry because of their luster or other physical properties that have aesthetic value.
Most molybdenum compounds have low solubility in water, but the molybdate ion MoO < sub > 4 </ sub >< sup > 2 −</ sup > is soluble and forms when molybdenum-containing minerals are in contact with oxygen and water.
Most mafic minerals are dark in color and the relative density is greater than 3.
Most minerals and inorganic pigments as well as many synthetic organic dyes are salts.
Most sandstone is composed of quartz and / or feldspar because these are the most common minerals in the Earth's crust.
Most nutrients originate from minerals and are stored in organic material both live and dead and on colloidal particles as ions.
Most land plants and land ecosystems rely on mutualisms between the plants, which fix carbon from the air, and mycorrhyzal fungi, which help in extracting minerals from the ground.
Most of the soil is loose, well-ventilated, and rich in minerals and organic matter that enable full development of the root systems.
Most of natron's uses both in the home and by industry were gradually replaced with closely related sodium compounds and minerals.
Most forest soils in Southeastern region are deficient in N and P as well as trace minerals.
Most species also require this water to be pure, as nutrients, salts, or minerals in their soil can stunt their growth or even kill them.
Most minerals that enter into the dietary physiology of organisms consist of simple compounds of chemical elements.
Most land plants and thus, one might say, the very existence of land ecosystems rely on mutualisms between the plants which fix carbon from the air, and Mycorrhyzal fungi which help in extracting minerals from the ground.
Most of the soil is loose, well-aerated, and rich in minerals and organic matters that enable full development of the root systems.
Most of the sinking mafic minerals form ultramafic cumulates which stay at the base of the crust.
Most volcanic rocks share a number of common minerals.
Most mining and minerals processing wastes contain minerals, such as sulphides, which are formed at higher temperatures and pressures at geological depth.
Most commonly cracks and fissures opened by tectonic activity ( folding and faulting ) are partially filled by quartz, calcite, and other secondary minerals.
Most known to the public for its Great Hall of Dinosaurs, which includes a mounted juvenile Apatosaurus and the long mural, The Age of Reptiles ; it also has permanent exhibits dedicated to human and mammal evolution ; wildlife dioramas, Egyptian artifacts ; and the birds, minerals and Native Americans of Connecticut.
Most carbonatites tend to include some silicate mineral fraction ; by definition an igneous rock containing > 50 % carbonate minerals is classified as a carbonatite.
Most of the time it is found in nature combined with other metals and minerals that contain silver compounds, generally in the form of sulfides such as galena ( lead sulfide ) or cerussite ( lead carbonate ).
Most sedimentary rocks incorporate tiny amounts of iron rich minerals, whose orientation is influenced by the ambient magnetic field at the time at which they formed.
6.294 seconds.