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Tantalum is a chemical element; it has symbol Ta and atomic number 73. It is named after Tantalus, a figure in Greek mythology. [11] Tantalum is a very hard, ductile, lustrous, blue-gray transition metal that is highly corrosion-resistant.
There are 2 parts per million of tantalum in the Earth's crust, making it the 51st most abundant element there. Soil contains on average 1 to 2 parts per billion of tantalum, and seawater contains 2 parts per trillion of tantalum. A typical human contains 2.9 parts per billion of tantalum. Tantalum is found in the minerals tantalite and ...
Pages in category "Tantalum" The following 6 pages are in this category, out of 6 total. This list may not reflect recent changes. ...
People is an American weekly magazine that specializes in celebrity news and human-interest stories. It is published by Dotdash Meredith, a subsidiary of IAC. [3] With a readership of 46.6 million adults in 2009, People had the largest audience of any American magazine, but it fell to second place in 2018 after its readership significantly declined to 35.9 million.
The United States does not produce tantalum due to the poor quality of its reserves. [20] Australian mining company Sons of Gwalia once produced half the world's tantalum but went into administration in 2004. Talison Minerals paid $205 million to buy the Wodgina and Greenbushes tantalum business of Sons of Gwalia but temporarily closed Wodgina ...
Beryl (/ ˈ b ɛr əl / BERR-əl) is a mineral composed of beryllium aluminium silicate with the chemical formula Be 3 Al 2 Si 6 O 18. [6] Well-known varieties of beryl include emerald and aquamarine.
You saw a lot of year-end lists as we said good riddance to 2024. “The Best…,” “The Top…,” or “The Most…” among other iterations proliferated news feeds highlighting which movies ...
The rare-earth elements (REE), also called the rare-earth metals or rare earths, and sometimes the lanthanides or lanthanoids (although scandium and yttrium, which do not belong to this series, are usually included as rare earths), [1] are a set of 17 nearly indistinguishable lustrous silvery-white soft heavy metals.