Gemology

https://www.wikidata.org/wiki/Q243330

Field Hierarchy

Parent
Biology 34.8M papers	Geology 9.1M papers	Paleontology 5.3M papers	Seismology 716k papers
Tectonics 437k papers	Volcanism 29.9k papers	Engineering geology 7,676 papers
Current
Gemology 2,032 papers
Child

Trends

Notes

History