Collector's Guide to the Tourmaline Group

摘要

The latest offering in the long and informative series of books in Schiffer's Earth Science Monographs by Robert J. Lauf showcases the tourmaline group. Predecessor volumes have addressed mica, epidote, pyroxene, vesuvianite and other mineral groups, and the overall Schiffer series, now totaling ten volumes, has grown to include silicate crystal structures, pegmatites and more.