( n. )
A white or flesh-red mineral, of the zeolite family, occurring in isometric crystals. By friction, it acquires a weak electricity; hence its name.
( n. )
A white or flesh-red mineral, of the zeolite family, occurring in isometric crystals. By friction, it acquires a weak electricity; hence its name.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012