information about Gemology field
Field Hierarchy
Parent | |||
---|---|---|---|
Biology 35.7M papers | Geology 9.4M papers | Paleontology 5.4M papers | Seismology 735k papers |
Tectonics 444k papers | Volcanism 30.4k papers | Engineering geology 7,757 papers | |
Current | |||
Gemology 2,072 papers | |||
Child |
Trends