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De - Pt| English Dictionary: petrography | by the DICT Development Group |
| 1 result for petrography | |
| From Webster's Revised Unabridged Dictionary (1913) [web1913]: | |
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Petrography \Pe*trog"ra*phy\, n. [Petro + -graphy.] 1. The art of writing on stone. 2. The scientific description of rocks; that department of science which investigates the constitution of rocks; petrology. | |
