Zimbabweite: Difference between revisions
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'''Zimbabweite''' is a mineral; formula (NaK)<sub>2</sub>PbAs(NbTaTi)O<sub>18</sub>. It is genrally classed as an arsenite but is notable for also containing [[niobium]] and [[ |
'''Zimbabweite''' is a mineral; formula (NaK)<sub>2</sub>PbAs(NbTaTi)O<sub>18</sub>. It is genrally classed as an arsenite but is notable for also containing [[niobium]] and [[tantalum]]. A yellow brown minral with orthorhombic crystal habit and a hardness of 5. It was discovered in 1986 in kaolinized pegamatite, ie weathered to clay, in Zimbabwe. |
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Revision as of 07:36, 4 February 2006
Zimbabweite is a mineral; formula (NaK)2PbAs(NbTaTi)O18. It is genrally classed as an arsenite but is notable for also containing niobium and tantalum. A yellow brown minral with orthorhombic crystal habit and a hardness of 5. It was discovered in 1986 in kaolinized pegamatite, ie weathered to clay, in Zimbabwe.