Gemology

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

Field Hierarchy

Parent
Biology 36.7M papers	Geology 10.6M papers	Paleontology 5.6M papers	Seismology 773k papers
Tectonics 469k papers	Volcanism 32.3k papers	Engineering geology 8,125 papers
Current
Gemology 2,003 papers
Child

Trends

Notes

History