Hadean

https://www.wikidata.org/wiki/Q104460

Field Hierarchy

Parent
Biology 34.8M papers	Physics 31.7M papers	Geology 9.1M papers	Paleontology 5.3M papers
Nuclear physics 1.9M papers	Geochemistry 744k papers	Geophysics 428k papers	Mantle (geology) 107k papers
Crust 67.6k papers		Zircon 50.7k papers
Current
Hadean 1,201 papers
Child

Trends

Notes

History