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A mined material is a raw material that is extracted from the ground from a mine. Coal is an example.
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28 Mined Material topics matching:
Filter this Collection| x name | x image | x Mined at | x article |
|---|---|---|---|
| x Slate |
|
Honister Slate Mine |
Slate is a fine-grained, foliated, homogeneous metamorphic rock derived from an original shale-type sedimentary rock composed of clay or volcanic ash through low grade regional metamorphism. The result is a foliated rock in which the foliation may...
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| x Lignite |
|
Bardh open-cast coal mine |
Lignite, often referred to as brown coal, or Rosebud coal by Northern Pacific Railroad, is a soft brown fuel with characteristics that put it somewhere between coal and peat. It is considered the lowest rank of coal; it is mined in Russia, the...
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| Mirash open-cast coal mine | |||
| x Flint |
|
Grimes Graves Flint Mines |
Chipped stone tools were made by stone age peoples worldwide. Paleolithic tools were relatively simple, repeated small flakes being struck or pressed from a cobble or nucleus until the required shape was achieved. This is called knapping.
Freshly...
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| x Lime | Murrayshall & Craigend Limeworks |
Lime is a general term for calcium-containing inorganic materials, in which carbonates, oxides and hydroxides predominate. Strictly speaking, lime is calcium oxide or calcium hydroxide. It is also the name for a single mineral (native lime) of the...
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| x Arsenic |
|
Devon United Mine |
Arsenic (pronounced /ˈɑrsənɪk/, ARS-ə-nik; also /ɑrˈsɛnɪk/, ar-SEN-ik when attributive) is the chemical element that has the symbol As, atomic number 33 and atomic mass 74.92. Arsenic was first documented by Albertus Magnus in 1250. Arsenic is a...
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| South Devon United Mine | |||
| North Devon Untited Mine | |||
| Central Devon United Mine | |||
| Bennet's Mine | |||
| more ▼ | |||
| x Tin | Bennet's Mine | ||
| x Copper |
|
Devon Union Mine |
Copper (pronounced /ˈkɒpər/, KOP-ər) is a chemical element with the symbol Cu (Latin: cuprum) and atomic number 29. It is a ductile metal with very high thermal and electrical conductivity. Pure copper is rather soft and malleable and a freshly...
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| Ashburton United Mine | |||
| Bamfylde Mine | |||
| Bedford Mine | |||
| Beer Mine, Beer Seaton, Devon | |||
| more ▼ | |||
| x Tin |
|
Ashburton United Mine |
Tin is a chemical element with the symbol Sn (Latin: Stannum) and atomic number 50. It is a main group metal in group 14 of the periodic table. Tin shows chemical similarity to both neighboring group 14 elements, germanium and lead, like the two...
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| Bagtor Mine, Islington, Devon | |||
| Bedford Mine | |||
| Beer Mine, Beer Seaton, Devon | |||
| Bertha Consols Mine, Buckland Monochorum, Devon | |||
| more ▼ | |||
| x Barite |
|
Bamfylde Mine |
In the deep ocean, away from continental sources of sediment, pelagic baryte crystallizes out and forms a significant amount of the sediments. Since baryte has oxygen, systematics in the δO of these sediments have been used to help constrain...
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| Adams | |||
| Ann | |||
| x Gold |
|
Bamfylde Mine |
Gold (pronounced /ˈɡoʊld/) is a chemical element with the symbol Au (Latin: aurum) and an atomic number of 79. It has been a highly sought-after precious metal for coinage, jewelry, and other arts since the beginning of recorded history. The metal...
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| Minas de Penedono | |||
| Ok Tedi Mine | |||
| Eland Shaft | |||
| Phakisa Mine | |||
| more ▼ | |||
| x Iron ore | Bamfylde Mine |
Iron ores are rocks and minerals from which metallic iron can be economically extracted. The ores are usually rich in iron oxides and vary in color from dark grey, bright yellow, deep purple, to rusty red. The iron itself is usually found in the...
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| Barton | |||
| x Tungsten |
|
Bedford Mine |
Tungsten (pronounced /ˈtʌŋstən/), also known as wolfram (/ˈwʊlfrəm/, WOOL-frəm), is a chemical element with the chemical symbol W and atomic number 74.
A steel-gray metal, tungsten is found in several ores, including wolframite and scheelite. It is...
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| South Devon United Mine | |||
| x Lead |
|
Bedford and Gawton Mine |
Lead (pronounced /ˈlɛd/, led) is a main-group element with symbol Pb (Latin: plumbum) and atomic number 82. Lead is a soft, malleable poor metal, also considered to be one of the heavy metals. Lead has a bluish-white color when freshly cut, but...
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| Beer Mine, Beer Seaton, Devon | |||
| Wheal Betsy Mine, Mary Tavy, Devon | |||
| Wheal Freindship | |||
| Adams | |||
| more ▼ | |||
| x Fluorite |
|
Beer Mine, Beer Seaton, Devon |
Fluorite (also called fluorspar) is a halide mineral composed of calcium fluoride, CaF2. It is an isometric mineral with a cubic habit, though octahedral and more complex isometric forms are not uncommon. Cubic crystals up to 20 cm across have been...
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| x Zinc |
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Minas de Aljustrel |
Zinc (pronounced /ˈzɪŋk/ zingk, from German: Zink), also known as spelter, is a metallic chemical element; it has the symbol Zn and atomic number 30. It is the first element in group 12 of the periodic table. Zinc is, in some respects, chemically...
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| Minas de Neves Corvo, Portugal | |||
| Adams | |||
| x Silver |
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Minas de Neves Corvo, Portugal |
Silver is a metallic chemical element with the chemical symbol Ag (Latin: argentum) and atomic number 47. A soft, white, lustrous transition metal, it has the highest electrical conductivity of any element and the highest thermal conductivity of any...
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| Minas de Boralha | |||
| The Hidden Valley Mine | |||
| Emma Silver Mine | |||
| x Wolframite |
|
Minas da Panasqueira |
Wolframite (Fe,Mn)WO4, is an iron manganese tungstate mineral that is the intermediate between ferberite (Fe rich) and huebernite (Mn rich). Along with scheelite, the wolframite series are the most important tungsten ore minerals. Wolframite is...
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| Minas dos Carris | |||
| Minas de Boralha | |||
| x Cacitrite | |||
| x Cassiterite |
|
Minas da Panasqueira |
Cassiterite is a tin oxide mineral, SnO2. It is generally opaque but is translucent in thin crystals. Its luster and multiple crystal faces produce a desirable gem. Cassiterite is the chief ore of tin today.
Most sources of cassiterite today are...
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| x Pyrite |
|
George and Charlotte Mine |
The mineral pyrite, or iron pyrite, is an iron sulfide with the formula FeS2. This mineral's metallic luster and pale-to-normal, brass-yellow hue have earned it the nickname fool's gold due to its resemblance to gold. The color has also led to the...
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| Mina de Lousal | |||
| x Manganese |
|
Adams |
Manganese (pronounced /ˈmæŋɡəniːz/, MANG-gən-neez) is a chemical element, designated by the symbol Mn. It has the atomic number 25. It is found as a free element in nature (often in combination with iron), and in many minerals. As a free element,...
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| Aller | |||
| Allerford | |||
| Aston | |||
| x No Display Name | |||
| x Cobalt |
|
Ann |
Cobalt (pronounced /ˈkoʊbɒlt/ KOH-bolt) is a hard, lustrous, gray metal, a chemical element with symbol Co and atomic number 27. Although cobalt-based colors and pigments have been used since ancient times for making jewelry and paints, and miners...
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| x Coal |
|
Almy mine |
Coal is a readily combustible black or brownish-black sedimentary rock normally occurring in rock strata in layers or veins called coal beds. The harder forms, such as anthracite coal, can be regarded as metamorphic rock because of later exposure to...
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| Aracoma Alma Mine | |||
| Black Thunder Coal Mine | |||
| Book Cliff mines | |||
| Castle Gate Mine | |||
| more ▼ | |||
| x Bauxite |
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Bauxite is the most important aluminium ore. It consists largely of the minerals gibbsite Al(OH)3, boehmite γ-AlO(OH), and diaspore α-AlO(OH), together with the iron oxides goethite and hematite, the clay mineral kaolinite and small amounts of...
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| x Uranium |
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Uranium (pronounced /jʊˈreɪniəm/ yoo-RAY-nee-əm) is a silvery-white metallic chemical element in the actinide series of the periodic table with atomic number 92. It is assigned the chemical symbol U. A uranium atom has 92 protons and 92 electrons, 6...
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| x Bahia Emerald |
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Carnaiba Emerald Mine |
The Bahia Emerald — one of the largest emeralds ever found — is a 180,000 carats (36 kg) Brazilian stone reported stolen in September 2008 from a secured vault in South El Monte in Los Angeles County, California, according to someone claiming to own...
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| x Granite |
|
Rubislaw quarry |
Granite (pronounced /ˈɡrænɪt/) is a common and widely occurring type of intrusive, felsic, igneous rock. Granites usually have a medium to coarse grained texture. Occasionally some individual crystals (phenocrysts) are larger than the groundmass in...
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