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  2. Tantalum - Wikipedia

    en.wikipedia.org/wiki/Tantalum

    Australia was the main producer of tantalum prior to the 2010s, with Global Advanced Metals (formerly known as Talison Minerals) being the largest tantalum mining company in that country. They operate two mines in Western Australia, Greenbushes in the southwest and Wodgina in the Pilbara region.

  3. Category:Tantalum minerals - Wikipedia

    en.wikipedia.org/wiki/Category:Tantalum_minerals

    Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Pages for logged out editors learn more

  4. Tantalite - Wikipedia

    en.wikipedia.org/wiki/Tantalite

    The mineral group tantalite [(Fe, Mn)Ta 2 O 6] is the primary source of the chemical element tantalum, a corrosion (heat and acid) resistant metal.It is chemically similar to columbite, and the two are often grouped together as a semi-singular mineral called coltan or "columbite-tantalite" in many mineral guides.

  5. Group 5 element - Wikipedia

    en.wikipedia.org/wiki/Group_5_element

    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 ...

  6. List of minerals - Wikipedia

    en.wikipedia.org/wiki/List_of_minerals

    This is a list of minerals which have Wikipedia articles. Minerals are distinguished by various chemical and physical properties. Differences in chemical composition and crystal structure distinguish the various species .

  7. Isotopes of tantalum - Wikipedia

    en.wikipedia.org/wiki/Isotopes_of_tantalum

    Natural tantalum (73 Ta) consists of two stable isotopes: 181 Ta (99.988%) and 180m Ta (0.012%). There are also 35 known artificial radioisotopes, the longest-lived of which are 179 Ta with a half-life of 1.82 years, 182 Ta with a half-life of 114.43 days, 183 Ta with a half-life of 5.1 days, and 177 Ta with a half-life of 56.56 hours.

  8. HLM Identifies Strong Tantalum Grades Up to 192 ppm Ta205 ...

    www.aol.com/news/2013-01-29-hlm-identifies...

    HLM Identifies Strong Tantalum Grades Up to 192 ppm Ta 2 0 5 Over 14 Meters on the Pakeagama Rare Metals Project in Northwestern Ontario SUDBURY, Ontario--(BUSINESS WIRE)-- Houston Lake Mining Inc ...

  9. Coltan - Wikipedia

    en.wikipedia.org/wiki/Coltan

    The niobium-dominant mineral in coltan is columbite (after niobium's original American name columbium), and the tantalum-dominant mineral is tantalite. [ 1 ] Tantalum from coltan is used to manufacture tantalum capacitors which are used for mobile phones, personal computers, automotive electronics, and cameras. [ 2 ]