Earth Science, Geologic Time & Fossils

Väisälä, Yrjö

Finnish astronomer

Phanerozoic Eon

geochronology

Dinosauromorph

fossil reptile

Torbernite

mineral

Dryopithecus

fossil primate genus

Mesosaurus

fossil reptile genus

Pluton

igneous rock

Confuciusornis

fossil bird genus

Monzonite

mineral

Van Allen Radiation Belt

astrophysics

Barylambda

fossil mammal genus

Amalgam

alloy

Azores High

meteorology

Enaliarctos

fossil mammal genus

Leptosol

FAO soil group

Saltpetre

Uses, & Facts