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thorium (nonferrous metal, <metal by composition or origin>, ... Materials (hierarchy name)) |
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Note: Pure metallic element having symbol TH and atomic number 90; a radioactive, soft, silvery metal most often extracted from the phosphate mineral, monazite. Use also for this metal as processed and formed, usually in combination with other substances, to make various objects and materials.
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| Terms: |
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| thorium (preferred,C,U,English-P,D,U,U)
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| thorium (Dutch-P,D,U,U)
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| TH ( material) (C,U,English,UF,U,U)
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Facet/Hierarchy Code: M.MT |
Hierarchical Position:
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Materials Facet |
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.... Materials (hierarchy name) (G) |
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........ materials (substances) (G) |
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............ <materials by composition> (G) |
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................ inorganic material (G) |
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.................... metal (G) |
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........................ <metal by composition or origin> (G) |
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............................ nonferrous metal (G) |
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................................ thorium (G) |
Additional Parents:
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Materials Facet |
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.... Materials (hierarchy name) (G) |
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........ materials (substances) (G) |
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............ <materials by form> (G) |
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................ <materials by chemical form> (G) |
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.................... elements (chemical substances) (G) |
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........................ thorium (G) |
Additional Notes: |
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| Dutch ..... Puur metaalelement met symbool Th en atoomnummer 90. Het is een radioactief, zacht, zilverachtig metaal dat meestal wordt gewonnen uit het fosfaatmineraal monaziet. De term verwijst ook naar dit metaal in verwerkte vorm, meestal in combinatie met andere stoffen, dat als zodanig wordt gebruikt om diverse objecten en materialen te maken. |
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Sources and Contributors: |
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