Keywords: TAS v1.jpg TAS diagram with field outlines and labels taken from R W Le Maitre editor A Streckeisen B Zanettin M J Le Bas B Bonin P Bateman G Bellieni A Dudek S Efremova J Keller J Lamere P A Sabine R Schmid H Sorensen and A R Woolley Igneous Rocks A Classification and Glossary of Terms Recommendations of the International Union of Geological Sciences Subcommission of the Systematics of Igneous Rocks Cambridge University Press 2002 ISBN 0-521-66215-X 2006-09-27 own assumed Omphacite~commonswiki derivative works TAS-Diagramm svg Petrology diagrams Igneous rocks TAS-Diagramm svg TAS diagrams |