American Mineralogist
REGULAR ARTICLE
0 Part 2, Eighteenth Annual Meeting, Mineralogical Society of America, Hotel Washington, Washington, DC, December 28-30, 1937, Program, abstracts, and schedule for presentation of papers
1133 Development of plagioclase porphyroblasts
1139 The unit cell and space group of tourmaline (an example of inspective equi-inclination treatment of trigonal crystals)
1151 Pencatite from the Organ Mountains, New Mexico
1161 Classification of the natural silicates. Part II, Composition of the natural silicates
1175 Cordierite
1180 A study of Missouri glauconite
1184 A new locality for autunite
NEW MINERAL NAMES
1184 New occurrence of millerite
BOOK REVIEW
1185 Book review
PROCEEDINGS
1185 Proceedings of Societies
1188 Mineralogical Society of America, Eighteenth annual meeting, Norman L. Bowen, President; Paul F. Kerr, Secretary;Washington, D. C., December 28-30, 1937 Preliminary list of papers
INDEX
1191 Index to volume 22
TABLE OF CONTENTS
&
SPECIAL COLLECTIONS
Table of Contents
AmMin submission to acceptance/”first publication” is at a record average of about three to four months. Our acceptance to “final” publication is presently another 13 months on average.
Special Collections
American Mineralogist is an international journal that publishes mineralogical papers of broad interest to the geoscience and materials science community.