PSILOMELANE


Meaning of PSILOMELANE in English

/suy lom"euh layn'/ , n.

a common mineral consisting of a mixture of pyrolusite and other oxides of manganese, usually found in black, rounded masses: an ore of manganese.

[ 1825-35; psiló ( s ) bare, smooth + mélan, neut. of mélas black ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .