单词 | poonahlite |
释义 | poonahliten. Mineralogy. Now rare. A mineral occurring as white needle-like crystals, now regarded as a variety of mesolite. ΘΚΠ the world > the earth > minerals > types of mineral > silicates > tectosilicate > [noun] > feldspathoid > zeolite > scolecite scolecite1823 poonahlite1831 1831 H. J. Brooke in Philos. Mag. 2nd Ser. 10 110 Poonahlite..a beautiful variety of apophyllite from Poonah,..accompanied by some slender crystals, which I at first supposed were mesotype or needle-stone, but which differ from both substances in measurement; the Poonahlite being a rhombic prism of 92°20′. 1866 H. Watts Dict. Chem. Index Punahlite. 1896 A. H. Chester Dict. Names Minerals 216 Poonalite, a syn. of scolecite. 1909 Mineral. Mag. 15 216 Among the zeolite specimens from the neighbourhood of Bombay..showing pale green crystals of apophyllite associated with white stilbite and white silky needles labelled as ‘poonahlite’. This entry has been updated (OED Third Edition, December 2006; most recently modified version published online March 2022). < |
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