The Dehydroxylation and Rehydroxylation of Triphormic Dioctahedral Clay minerals

The Carboniferous Limestone of Monsal Dale Derbyshire.

Lead Isotope Compositions and Uranium Decay Series Disequilibrium in Recent Volcanic Rocks

Zum Problem der Pluvialzeiten in Nordost- Iran

Techtonique de la Bordure Nord du Bassin Tertiarie Interieure de l Elbourz de la Vallee du D Jerjerourd a Roudehn