📚 noun • entry_id 50007
coltan
/ˈkoʊlˌtæn/
Meanings (ES + gloss)
coltan • coltán
A metallic ore, (Fe,Mn)(Ta,Nb)₂O₆, from which the elements niobium and tantalum are extracted.
Coltan is used for the production of tantalum capacitors.
[…] as of 2003 over one billion cell phones were in use worldwide, so by the time the high-tech bubble approached its bursting point in 2000 and 2001, coltan had become an extremel…
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