tysoniten.

/ˈtʌɪsənʌɪt/

Etymology: < the name of S. T. Tyson, from whom it was received + -ite suffix¹.

Mineralogy.

A rare native fluoride of the cerium metals.

ΘΚΠ

the world > the earth > minerals > types of mineral > halides > [noun] > other fluorides

cryolite1800

yttrocerite1817

fluocerite1835

prosopite1854

pachnolite1866

thomsenolite1868

tysonite1880

hieratite1882

villiaumite1908

neighborite1961

1880 Allen & Comstock in Amer. Jrnl. Sc. & Arts XIX. 390 The formula (Ce, La, Di)₂ Fl₆ appears.. to express the composition of the mineral... It should be regarded as a new species. We propose for it the name Tysonite.

This entry has not yet been fully updated (first published 1916; most recently modified version published online June 2018).

单词	tysonite
释义	tysoniten. /ˈtʌɪsənʌɪt/ Etymology: < the name of S. T. Tyson, from whom it was received + -ite suffix¹. Mineralogy. A rare native fluoride of the cerium metals. ΘΚΠ the world > the earth > minerals > types of mineral > halides > [noun] > other fluorides cryolite1800 yttrocerite1817 fluocerite1835 prosopite1854 pachnolite1866 thomsenolite1868 tysonite1880 hieratite1882 villiaumite1908 neighborite1961 1880 Allen & Comstock in Amer. Jrnl. Sc. & Arts XIX. 390 The formula (Ce, La, Di)₂ Fl₆ appears.. to express the composition of the mineral... It should be regarded as a new species. We propose for it the name Tysonite. This entry has not yet been fully updated (first published 1916; most recently modified version published online June 2018). < n.1880
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