thomsoniten.
/ˈtɒmsənʌɪt/ Mineralogy.
Hydrous silicate of aluminium, calcium, and sodium, found often in fibrous radiated masses, white to reddish-brown in colour; = comptonite n.
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the world > the earth > minerals > types of mineral > silicates > tectosilicate > [noun] > feldspathoid > zeolite > mesolite or thomsonite
thomsonite1820
mesolite1822
harringtonite1834
scoulerite1840
ozarkite1846
1820 H. J. Brooke in Ann. Philos. 16 193 I shall call the Auvergne variety, Mesotype; that from Iceland and Ferro, Needlestone; and that from Dumbarton, Thomsonite, after the editor of this journal [Dr. T. Thomson].
1843 J. E. Portlock Rep. Geol. Londonderry 215 Thomsonite..is rarely met in Irish trap.
1869 J. Phillips Vesuvius x. 294 Thomsonite, or Comptonite [occurs] in ejected blocks of gray lava.
This entry has not yet been fully updated (first published 1912; most recently modified version published online June 2018).
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n.1820