American Mineralogist
REGULAR ARTICLE
469 The genesis of twin crystals
483 Cattierite and vaesite: New Co-Ni minerals from the Belgian Congo
498 Lattice constants in the pyrite group
505 Eclogite inclusion from the Cape Paterson volcanic neck in South Gippsland, Victoria
510 Montmorillonite
519 The crystal structure of α-SiC, type VI
526 Octahedral cristobalite with quartz paramorphs from Ellora Caves, Hyderabad State, India
536 Crystallography of cristobalite from Ellora Caves, India
538 An appeal to American and Canadian mineralogists
540 Platinum crucible substitutes under war limitations
541 Hollow prism for goniometric calibration of refractive index media
NEW MINERAL NAMES and DISCREDITED MINERALS
548 New mineral names; Discredited minerals; New data
BOOK REVIEW
544 Book reviews
PROCEEDINGS
547 Proceedings of societies
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.