from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A person practicing petrography.
from The Century Dictionary and Cyclopedia
- n. One who is versed in petrography, or the study of rocks.
Sorry, no etymologies found.
In view of the uncertainty on this point and the further fact that almost all the cavate lodges heretofore found were excavated in tufa, ash, or other soft volcanic deposits, the report of Mr. Joseph S. Diller, petrographer of the U.S.
Aboriginal Remains in Verde Valley, Arizona Thirteenth Annual Report of the Bureau of Ethnology to the Secretary of the Smithsonian Institution, 1891-92, Government Printing Office, Washington, 1896, pages 179-262
This is one of the newer special phases of geology which for a long time was regarded as the plaything of the petrographer or student of rocks.
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