Associations to the word «Rhyolite»

Wiktionary

RHYOLITE, noun. (geology) An igneous, volcanic (extrusive) rock, of felsic composition, with aphanitic to porphyritic texture.

Dictionary definition

RHYOLITE, noun. Very acid volcanic rock.

Wise words

Wisdom does not show itself so much in precept as in life - in firmness of mind and a mastery of appetite. It teaches us to do, as well as talk, and to make our words and actions all of a color.
Lucius Annaeus Seneca