American Mineralogist
REGULAR ARTICLE
655 Minerals in hot water
674 Garnet megacrysts of the Williams diatremes, north-central Montana
682 An occurrence of staurolite in the Llano uplift, central Texas
686 Experimental study of subsolidus phase relations and mixing properties of clinopyroxene in the silica-saturated system CaO-MgO-Al2O3-SiO2
694 Raman spectra of some tectosilicates and of glasses along the orthoclase-anorthite and nepheline-anorthite joins
705 High-resolution 27Al and 29Si NMR spectroscopy of glasses and crystals along the join CaMgSi2O6-CaAl2SiO6
712 High-resolution 29Si, 27Al, and 23Na NMR spectroscopic study of Al-Si disordering in annealed albite and oligoclase
727 Low albite, NaAlSi3O8: Neutron diffraction study of crystal structure at 13 K
734 Oscillatory zoning and other microstructures in magmatic olivine and augite: Nomarski interference contrast observations on etched polished surfaces
742 Neutron diffraction studies of sillimanite
746 Role of Na in the structure of low-cordierite: A single-crystal X-ray study
758 Dielectric and polarization behavior of forsterite at elevated temperatures
767 Viscosity-temperature relationships of melts at 1 atm in the system diopside-albite
772 Hydroxyl sites in SiO2 glass: A note on infrared and Raman spectra
779 Spectroscopy of a birefringent grossular from Asbestos, Quebec, Canada
781 Crystal structure and chemistry of MnSiO3 tetragonal garnet
786 Crystal chemistry of some Fe- and Ti-poor dumortierites
795 High-temperature crystal chemistry of dolomite
805 Topotactic relations among pyrolusite, manganite, and Mn5O8: A high-resolution transmission electron microscopy investigation
815 Structure refinement of calzirtite from Jacupiranga, Brazil
819 Caminite: A new magnesium-hydroxide-sulfate-hydrate mineral found in a submarine hydrothermal deposit, East Pacific Rise, 21°N
826 Structure of ungemachite, K3Na8Fe3+(SO4)6(NO3)2·6H2O, a mixed sulfate-nitrate mineral
830 Mineralogical studies of the nitrate deposits of Chile. V. Iquiqueite, Na4K3Mg(CrO4)B24O39(OH)·12H2O, a new saline mineral
837 Sample manipulator and quenching apparatus for high-temperature, 1-atm experiments
853 Acceptance of the Mineralogical Society of America Award for 1985
AWARD
849 Presentation of the Roebling Medal of the Mineralogical Society of America for 1985 to Francis John Turner
852 Presentation of the Mineralogical Society of America Award for 1985 to John M. Ferry
NEW MINERAL NAMES
845 NEW MINERAL NAMES
BOOK REVIEW
848 BOOK REVIEW
PROCEEDINGS
855 PROCEEDINGS Proceedings of the Sixty-sixth Annual Meeting of the Mineralogical Society of America in Orlando, Florida
864 LIST OF FORMER OFFICERS AND MEETING PLACES
867 LIST OF 1986 OFFICERS AND COMMITTEES
MEMORIAL
839 MEMORIALS Memorial of Paul Ramdohr
841 Memorial of Robert Mann Grogan
843 Memorial of George T. Faust
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.