American Mineralogist
REGULAR ARTICLE
1 Walter Frederick Hunt
4 Huntite, Mg3Ca(CO3)4, a new mineral
25 Studies in the mica group: Mineralogy of the rose muscovites
50 Synthesis of graphite at room temperatures
56 A new hexagonal polymorph of silicon carbide, 19 H
60 Application of the Laue photograph to the study of polytypism and syntaxic coalescence in silicon carbide
68 Zoning in pegmatite districts
88 Studies in the mica group: Relationship between polymorphism and composition in the muscovite-lepidolite series
108 Directional grinding hardness in diamond
118 Structural crystallographic relation between sodium sulfate and potassium sulfate and some other synthetic sulfate minerals
NOTES
138 Notes on some mineral occurrences in the Guffey Region, Colorado
141 Note on sphalerite and wurtzite
NOTES and NEWS
136 Notes and news: Oriented olivine inclusions in diamond
BOOK REVIEW
144 Book reviews
TABLE OF CONTENTS
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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.