Associations to the word «Petrographic»

Wiktionary

PETROGRAPHIC, adjective. Relating to petrographs.
PETROGRAPHIC, adjective. Relating to petrography.

Wise words

It is better wither to be silent, or to say things of more value than silence. Sooner throw a pearl at hazard than an idle or useless word; and do not say a little in many words, but a great deal in a few.
Pythagoras