xanthophyllite Min.
(zænθəʊˈfɪlaɪt)
[ad. G. xanthophyllit (G. Rose, 1840), f. Gr. ξανθός yellow + ϕύλλον leaf + -ite1 2 b.]
A micaceous mineral, a species of seybertite, occurring in yellowish crusts or implanted globules in talcose schist.
| 1844 Dana Min. (1862) 149. |