Spinel

https://www.wikidata.org/wiki/Q191310

Field Hierarchy

Parent
Biology 36.7M papers	Materials science 19M papers	Geology 10.6M papers	Paleontology 5.6M papers
Metallurgy 5M papers
Current
Spinel 48k papers
Child
Periclase 1,946 papers		Melilite 1,418 papers

Trends

Notes

History