American Mineralogist
REGULAR ARTICLE
675 Coffinite, a uranous silicate with hydroxyl substitution: a new mineral
689 A restudy of bakerite, priceite, and veatchite
701 Thermal studies of ammonium fixation and release in certain minerals
722 The chemical formula of empressite
724 Clinopyroxenes of alkali olivine-basalt magma
744 Experimental determination of calcite-aragonite equilibrium relations at elevated temperatures and pressures
757 Application of the rule of Gladstone and Dale to minerals
778 Twinning in diamond-type structures: High-order twinning in silicon
785 Niocalite; a new calcium niobium silicate mineral
786 A new technique for micrometric analysis of thin sections
789 Anomalous fluorescence in torbernite from Rum Jungle, N. T., Australia
799 Hydrothermal alteration of muscovite in steam gage-glasses
804 Confirmation of the crystal structure of pentlandite
805 A note on the calcite-wollastonite equilibrium
NEW MINERAL NAMES
814 New mineral names
NOTES
792 Note on twinning and pseudo-twinning in detrital quartz grains
796 Note on large, cordierite prophyroblasts, Fremont County, Colorado
BOOK REVIEW
808 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.