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This is a list of prices of chemical elements.Listed here are mainly average market prices for bulk trade of commodities. Data on elements' abundance in Earth's crust is added for comparison.
Scheelite is a calcium tungstate mineral with the chemical formula Ca W O 4. It is an important ore of tungsten (wolfram). Scheelite is originally named after Swedish chemist Carl Wilhelm Scheele (1742–1786). Well-formed crystals are sought by collectors and are occasionally fashioned into gemstones when suitably free of flaws.
This is a list of minerals which have Wikipedia articles. Minerals are distinguished by various chemical and physical properties.
These minerals contain the 16 rare earth elements which are also known as the lanthanides. [7] [7] The presence of these minerals can be a valuable indicator in geological surveys and mineral resource assessments. [8] [8] There are over 160 rare earth minerals known, but only four of these occur in amounts suitable for mining. [9]
Agrominerals (also known as stone bread or petrol fertilizer) are minerals of importance to agriculture and horticulture industries for they can provide essential plant nutrients. [1] Some agrominerals occur naturally or can be processed to be used as alternative fertilizers or soil amendments . [ 1 ]
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