
American Mineralogist


REGULAR ARTICLE
33 The minerals of Casapalca, Peru
37 Contributions from the Department of Mineralogy and Petrography, Harvard University, Aegirite from Libby, Montana
39 Löllingite from Franklin, New Jersey
43 The preparation of optically clear selenium for use in index media
48 Ellsworthite crystals from Haliburton County, Ontario
53 The serpentine locality of Montville, New Jersey
PROCEEDINGS and NEW MINERAL NAMES
58 Proceedings of Societies, New Mineral Names
BOOK REVIEW, NOTES and NEWS
56 Book Review, Notes and News

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.