chemical compositions indicative / systematic search / heat energy / cosmic-ray-exposure-gas / cement / gas giants / iron metal / kinetic energy / chemical properties / noble gas argon / petrologic-chemical properties / energy / /
NaturalFeature
Vänern Lake / Slate Islands / /
Organization
Cambridge University / University of Lund / Mineralogical Society of America / International Commission on Ordovician Stratigraphy / /