taranakiten.
/tarəˈnɑːkʌɪt/ Mineralogy.
A hydrated basic phosphate of potassium (partly replaced by ammonium) and aluminium, found as a soft, whitish or grey clay-like substance composed of minute rhombohedral crystals.
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taranakite1866
minyulite1933
1866 Hector & Skey in Rep. & Awards of Jurors N.Z. Exhib., 1865 423 Taranakite, a new Phosphatic mineral..presented by H. Richmond... This singular mineral was mistaken for Wavellite.
1883 Trans. & Proc. N.Z. Inst. 1882 15 385 Taranakite..a double hydrous phosphate of alumina and potash, part of the alumina being replaced by ferric oxide, was first discovered by H. Richmond, Esq., at the Sugar Loaves, Taranaki.
1976 Mineral. Abstr. XXVII. 256/2 Aluminian strengite.., vivianite.., and taranakite..(small yellowish white aggregates) from the Castellane caves, Apulia, southern Italy, occur embedded in small ‘terra rossa’ deposits, near the contact with superimposed layers of bat guano.
This entry has not yet been fully updated (first published 1933; most recently modified version published online June 2018).
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