Hadean

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

Field Hierarchy

Parent
Biology 36M papers	Physics 33M papers	Geology 10.4M papers	Paleontology 5.5M papers
Nuclear physics 2.1M papers	Geochemistry 799k papers	Geophysics 456k papers	Mantle (geology) 112k papers
Crust 69.8k papers		Zircon 51.9k papers
Current
Hadean 1,230 papers
Child
Nuvvuagittuq Greenstone Belt 0 papers	Jack Hills 0 papers	Acasta Gneiss 0 papers

Trends

Notes

History