Rock-Forming Minerals: Orthosilicates, Volume 1A - William Alexander Deer, R. A. Howie, J. Zussman - Google Books

https://books.google.de/books?id=uwsIAYz7-QIC&pg=PA161#v=onepage

A second edition, in two parts, of Volume 1 of this well-known reference series. This volume deals mainly with the olivine and garnet groups and also the humite group, zircon, sphene, vesuvianite, the Al2SiO5 (including mullite), topaz, staurolite and…