Pȳr'o-lū'āsite, n.
(49), n. [Gr. πῦρ, πυρός, fire, and λούειν, fut. λούσειν, to wash.] (Min.) A black ore of manganese, often used in bleaching.
(49), n. [Gr. πῦρ, πυρός, fire, and λούειν, fut. λούσειν, to wash.] (Min.) A black ore of manganese, often used in bleaching.