American Mineralogist
REGULAR ARTICLE
825 Vuagnatite, CaAl(OH)SiO4 a new natural calcium aluminum nesosilicate
831 The crystal structure of vuagnatite, CaAl(OH)SiO4
839 Proudite from Tennant Creek, Northern Territory, Australia: its crystal structure and relationship with weibullite and wittite
853 The chemical compositions and origin of the zeolites offretite, erionite, and levyne
864 Scapolite crystal chemistry: aluminum-silicon distributions, carbonate group disorder, and thermal expansion
878 The crystal chemistry and space groups of natural and synthetic titanites
889 The effect of reduced activity of anorthite on the reaction grossular + quartz = anorthite + wollastonite: a model for plagioclase in the earth’s lower crust and upper mantle
897 Experimental determination of the coherent solvus for sanidine-high albite
907 Calcium-poor pyroxene reaction relations in calc-alkaline magmas
913 Orientation of exsolved pentlandite in natural and synthetic nickeliferous pyrrhotite
921 Determination of hydrogen in silicates using the ion beam spectrochemical analyzer: application to hydrolytic weakening
927 Magnetite formation by the reduction of hematite with iron under hydrothermal conditions
933 The optical spectroscopic comparison of the ferric iron tetrameric clusters in amarantite and leucophosphite
939 Twinnings in phlogopite
944 The stability relations of the wolframite series
956 The crystal structure of eakerite, a calcium-tin silicate
963 The crystal structure and extent of solid solution of geocronite
971 The superstructure of meteoritic low tridymite solved by computer simulation
979 The crystal structure and infrared properties of adamite
987 The crystal structure of hopeite
996 Crystal structure refinement of covellite
1001 Strontianite composition and physical properties
1009 “A chlorite-“”graphite”” association”
1012 Temperature gradients in rapid-quench cold-seal pressure vessels
1016 High-resolution electron microscopy of dumortierite
1020 Mineral assemblages in stereographic projection
1025 A mineral phase intermediate in composition between sillimanite and mullite
1027 Occurrence of leucophosphite in a soil from Elephant Island, British Antarctic Territory
1029 Buergerite, uniformity of composition
1031 “Comments on the article “”Descriptive human pathological mineralogy”””
1036 Apparent effects of molecular water on the lattice geometry of cordierite: a discussion
1041 Apparent effects of molecular water on the lattice geometry of cordierite: a reply
1045 Ion distribution in pink muscovite, a discussion
1051 Ion distribution in pink muscovite, a reply
NEW MINERAL NAMES
1053 New Mineral Names
MINERALOGICAL NOTES
1005 MINERALOGICAL NOTES A quartz-aragonite-talc schist from the lower Skagit Valley, Washington
BOOK REVIEW
1057 Book Reviews
ERRATA
1058 Errata and Notices
TABLE OF CONTENTS
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SPECIAL COLLECTIONS
Table of Contents
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Special Collections
American Mineralogist is an international journal that publishes mineralogical papers of broad interest to the geoscience and materials science community.