American Mineralogist
MSA PRESIDENTIAL ADDRESS
681 PRESIDENTIAL ADDRESS Geothermobarometry in pelitic schists: A rapidly evolving field
LETTER
873 LETTER The structure and composition of microspheres from the Kilauea volcano, Hawaii
REGULAR ARTICLE
694 ARTICLES The α-β quartz transition at high temperatures and pressures in a diamond-anvil cell by laser interferometry
699 Structure of silicate melts at high temperature: In-situ measurements in the system BaO-SiO2 to 1669 °C
710 Experimental rheometry of melts and super-cooled liquids in the system NaAlSiO4-SiO2: Implications for structure and dynamics
724 Spin glass behavior in a single crystal of chromite
733 Li: An important component in igneous alkali amphiboles
746 The mechanism of Cl incorporation in amphibole
753 The determination of the O content of diamond by microactivation
762 Structure refinements of beryl by single-crystal neutron and X-ray diffraction
769 Partially disordered dolomite: Microstructural characterization of Abu Dhabi sabkha carbonates
775 Structure of magnesian calcite from sea urchins
782 Formation and modification of metastable intermediate sodium potassium mica, paragonite, and muscovite in hydrothermally altered metabasites from northern Wales
794 CO2 contents and formation pressures of some Kilauean melt inclusions
804 Fluid infiltration through metachert layers at the contact aureole of the Bufa del Diente intrusion, northeast Mexico: Implications for wollastonite formation and fluid immiscibility
819 Widgiemoolthalite: The new Ni analogue of hydromagnesite from Western Australia
822 Tschernichite, a new zeolite from Goble, Columbia County, Oregon
827 Bernalite, Fe(OH)3, a new mineral from Broken Hill, New South Wales: Description and structure
835 The crystal structure of moctezumite [PbUO2](TeO3)2
851 Acceptance of the Roebling Medal of the Mineralogical Society of America for 1992
856 Acceptance of the Mineralogical Society of America Award for 1992
AWARD
850 PRESENTATION OF AWARDS FOR 1992 Presentation of the Roebling Medal of the Mineralogical Society of America for 1992 to Hatten S. Yoder, Jr.
853 Presentation of the Mineralogical Society of America Award for 1992 to Jonathan F. Stebbins
NEW MINERAL NAMES
845 NEW MINERAL NAMES
PROCEEDINGS
858 PROCEEDINGS OF THE 1992 MSA ANNUAL MEETING Report of the Secretary for 1992
SOFTWARE NOTICES
840 SOFTWARE NOTICE PTMAFIC: Software for thermobarometry and activity calculations with mafic and ultramafic assemblages
MEMORIAL
870 MEMORIAL Memorial of Douglas G. Brookins, 1936-1991
ERRATA
826 ERRATUM
TABLE OF CONTENTS
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SPECIAL COLLECTIONS
Table of Contents
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American Mineralogist is an international journal that publishes mineralogical papers of broad interest to the geoscience and materials science community.