Associations to the word «Pyrolusite»

Wiktionary

PYROLUSITE, noun. (mineralogy) A dark coloured mineral, consisting of manganese dioxide (MnO2), that is an important ore of manganese.

Dictionary definition

PYROLUSITE, noun. A mineral consisting of manganese dioxide; an important source of manganese.

Wise words

Words are cheap. The biggest thing you can say is 'elephant'.
Charlie Chaplin