# petrography

> English word · Noun

## Definitions
1. The branch of petrology that deals with the scientific description and classification of rocks.
2. The art of writing on stone.

## Etymology
From petro- + -graphy.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/petrography