books.google.de - Decades of field and microscope studies, and more recent quantitative geochemical analyses have resulted in a vast, and sometimes overwhelming, array of nomenclature and terminology associated with igneous rocks. This book presents a complete classification of igneous rocks based on all the recommendations...http://books.google.de/books/about/Igneous_Rocks.html?hl=de&id=u2tVu6Sbc4kC&utm_source=gb-gplus-shareIgneous Rocks
