Zimbabweite

From Wikipedia, the free encyclopedia

This is an old revision of this page, as edited by Addbot (talk | contribs) at 05:01, 15 March 2013 (Bot: Migrating 1 interwiki links, now provided by Wikidata on d:q4024449). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.

Zimbabweite is a mineral; formula (Na,K)2PbAs4(Nb,Ta,Ti)4O18.[1] It is generally classed as an arsenite but is notable for also containing niobium and tantalum. A yellow brown mineral with orthorhombic crystal habit and a hardness of 5. It was discovered in 1986 in kaolinized pegmatite, i.e. weathered to clay, in Zimbabwe.[1]

References