webskyite (was v)

[After Prof. Websky, of Berlin; suff. -ite ( Min.).] Min.: An amorphous mineral occurring in the olivine-diabase (palæopicrite), of Amelose, Bieden kopf, He e. Hardne , 30; specific gravity, 1'771; color, pitch-black, in thin splinters, bright-green; streak, brownish-green. Composition: A hydrated silicate of magnesia with some iron protoxide. An analysis yielded the formula HR4Si3O13+6H2O, where R=Mg. and Fe. *web-ster, *web be-ster, s . [A. S. webbestre a female weaver, from webba a weaver, and fem. suff. -ster (q. v.).] A weaver. "Web best ers and walkers, and wynners with handen." Piers Plowman, p. 11.