一種石棉
Amianthus \Am`i*an"thus\, n. [L. amiantus, Gr. ? ? (lit., unsoiled stone) a greenish stone, like asbestus; 'a priv. + ? to stain, to defile; so called from its incombustibility.] (Min.) Earth flax, or mountain flax; a soft silky variety of asbestus.