American Mineralogist
REGULAR ARTICLE
749 Microstructure and crystallinity of gem opals
758 High resolution electron microscopy of enstatite. I: Twinning, polymorphism, and polytypism
771 High resolution electron microscopy of enstatite. II: Geological application
785 Mineralogical zoning in a scapolite-bearing skarn body on San Gorgonio Mountain, California
798 Crystal growth from the melt: A review
815 Oxygen fugacity values of furnace gas mixtures
824 X-ray investigation of single crystals of β-Ca2SiO4 (larnite) at high temperatures
828 Thermal expansion coefficients for monoclinic crystals: A phenomenological approach
834 Thermochemical approximations for clay minerals
840 Primary nontronite from the Venezuelan Guayana
849 Interrelationship between Mg/Fe ratio and octahedral Al content in biotite
854 Physical properties of some synthetic Fe-Mg-Al trioctahedral biotites
863 Compositions, structures, and thermal behavior of nickel-containing minerals in the lizardite-nepouite series
872 Crystal structure of joaquinite
879 The crystal structure of ameghinite
884 Deformation and recrystallization of a plagioclase grain
889 X-ray topographic study of a topaz crystal
898 The structure of pseudorutile and its role in the natural alteration of ilmenite
907 Study of the force field and the vibrational normal modes in the α-β quartz phase transition
913 X-ray determination of axially symmetric pole fabrics from interfering reflections with application to orienting mechanisms in mica aggregates
924 A chemical study of kammererite, Day Book Body, Yancey County, North Carolina
928 Corrensite of deuteric origin
931 The nature of cloud-like inclusions in two Arkansas diamonds
934 Chemical data on a colorless Arkansas diamond and its black amorphous C-Fe-Ni-S inclusion
937 The crystal structure of gillespite II at 26 kilobars: Correction and addendum
939 Spectra of shock-affected rhodonite: A discussion
942 Spectra of shock-affected rhodonite: A reply
NEW MINERAL NAMES
945 NEW MINERAL NAMES
MINERALOGICAL NOTES
919 MINERALOGICAL NOTES Some notes on α-spodumene, LiAlSi2O6
NOTES
950 NOTICES
BOOK REVIEW
948 BOOK REVIEWS
ERRATA
944 ERRATA
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.