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  2. Prices of chemical elements - Wikipedia

    en.wikipedia.org/wiki/Prices_of_chemical_elements

    This is a list of prices of chemical elements. Listed here are mainly average market prices for bulk trade of commodities. Listed here are mainly average market prices for bulk trade of commodities. Data on elements' abundance in Earth's crust is added for comparison.

  3. Template : Periodic table (metal abundance in Earth crust)

    en.wikipedia.org/wiki/Template:Periodic_table...

    Rare (0.01 – 0.99 ppm) Very rare ( 0.0001 – 0.0099 ppm) Metals left of the dividing line occur (or are sourced) mainly as lithophiles ; those to the right, as chalcophiles except gold (a siderophile ) and tin (a lithophile).

  4. Lutetium(III) oxide - Wikipedia

    en.wikipedia.org/wiki/Lutetium(III)_oxide

    Lutetium(III) oxide, a white solid, is a cubic compound of lutetium sometimes used in the preparation of specialty glasses. It is also called lutecia . It is a lanthanide oxide, also known as a rare earth .

  5. Template:Rare Earth - Wikipedia

    en.wikipedia.org/wiki/Template:Rare_Earth

    It can be transcluded on pages by placing {{Rare Earth}} below the standard article appendices. Initial visibility This template's initial visibility currently defaults to autocollapse , meaning that if there is another collapsible item on the page (a navbox, sidebar , or table with the collapsible attribute ), it is hidden apart from its title ...

  6. Abundance of elements in Earth's crust - Wikipedia

    en.wikipedia.org/wiki/Abundance_of_elements_in...

    The Earth's crust is one "reservoir" for measurements of abundance. A reservoir is any large body to be studied as unit, like the ocean, atmosphere, mantle or crust. Different reservoirs may have different relative amounts of each element due to different chemical or mechanical processes involved in the creation of the reservoir.

  7. Earth (historical chemistry) - Wikipedia

    en.wikipedia.org/wiki/Earth_(historical_chemistry)

    These rare-earth oxides are used as tracers to determine which parts of a watershed are eroding. Clockwise from top center: praseodymium, cerium, lanthanum, neodymium, samarium, and gadolinium. Earths were defined by the Ancient Greeks as "materials that could not be changed further by the sources of heat then available". [1]