American Mineralogist
LETTER
918 Characterization of carbon compounds on a pyroxene surface from a gabbro xenolith in basalt by time-of-flight secondary ion mass spectrometry
925 Direct identification of the six polytypes of chlorite characterized by semi-random stacking
931 A new era in hydrofluoric acid solution calorimetry: Reduction of required sample size below 10 milligrams
REGULAR ARTICLE
669 The systematics of Cr3+ and Cr2+ partitioning between olivine and liquid in the presence of spinel
685 Multicomponent diffusion in the molten system K2O-Na2O-Al2O3-SiO2-H2O
700 Oxygen diffusion in rutile from 750 to 1000°C and 0.1 to 1000 MPa
712 Equilibria among titanite, hedenbergite, fayalite, quartz, ilmenite, and magnetite: Experiments and internally consistent thermodynamic data for titanite
726 The stability of tremolite: New experimental data and a thermodynamic assessment
739 Gibbs energies of formation for hydrocerussite [Pb(OH)2·(PbCO3)2(s)] and hydrozincite {[Zn(OH)2]3·(ZnCO3)2(s)} at 298 K and 1 bar from electrochemical cell measurements
746 Solubility and stability of zeolites in aqueous solution: I. Analcime, Na-, and K-clinoptilolite
762 Characterization of mixed-layer illite-smectite from bentonites using microscopic, chemical and X-ray methods: Constraints on the smectite-to-illite transformation mechanism
775 Crystal chemistry of Mg-, Fe-bearing muscovites-2M1
786 The influence of iron substitution on the magnetic properties of hausmannite, Mn2+(Fe,Mn)3+2O4
794 A convenient method for measuring ferric iron in magnesiowustite (MgO-Fe1-xO)
799 Distribution of cations and vacancies and the structure of defects in oxidized intermediate olivine by atomic-resolution TEM and image simulation
811 Needle twins and right-angled twins in minerals: Comparison between experiment and theory
823 The influence of water on the structure of hydrous sodium tetrasilicate glasses
835 The hydrous component in andradite garnet
841 Computer simulation of the infrared and Raman activity of pyrope garnet, and assignment of calculated modes to specific atomic motions
848 Inclusive chemical characterization of tourmaline: Mossbauer study of Fe valence and site occupancy
865 Optical band gaps of selected ternary sulfide minerals
872 Characterization of the high-temperature modifications of incommensurate tridymite L3-To(MX-1) from 25 to 250°C
881 Synthesis, crystal structure, and phase relations of AlSiO3OH, a high-pressure hydrous phase
889 Phosphovanadylite: A new vanadium phosphate mineral with a zeolite-type structure
896 Rossmanite [](LiAl2)Al6(Si6O18)(BO3)3(OH)4, a new alkali-deficient tourmaline: Description and crystal structure
901 Sorosite, Cu(Sn,Sb), a new mineral from the Baimka placer deposit, western Chukotka, Russian Far East
NEW MINERAL NAMES
907 NEW MINERAL NAMES
AWARD
912 Presentation of the Roebing Medal of the Mineralogical Society of America for 1997 to Ian Carmichael
914 Acceptance of the Roebling Medal of the Mineralogical Society of America for 1997
916 Presentation of the Mineralogical Society of America Award for 1997 to Jillian Fiona Banfield
917 Acceptance of the Mineralogical Society of America Award for 1997
ERRATA
936 Experimental study of the Fe-Mg exchange between garnet and biotite: Constraints on the mixing behavior and analysis of the cation-exchange mechanisms. Vol. 82, 1225-1240,
DEPOSIT ITEMS
712 Equilibria among titanite, hedenbergite, fayalite, quartz, ilmenite, and magnetite: Experiments and internally consistent thermodynamic data for titanite
775 Crystal chemistry of Mg-, Fe-bearing muscovites-2M
889 Phosphovanadylite: A new vanadium phosphate mineral with a zeolite-type structure
889 Phosphovanadylite: A new vanadium phosphate mineral with a zeolite-type structure
896 Rossmanite [](LiAl2)Al6(Si6O18)(BO3)3(OH)4, a new alkali-deficient tourmaline: Description and crystal structure
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.