American Mineralogist
REGULAR ARTICLE
451 Chalcopyrite disease in sphalerite: Pathology and epidemiology
468 Ternary-spinel volumes in the system MgAl2O4-Fe3O4- γFe8/3O4: Implications for the effect of P on intrinsic fO2 measurements of mantle-xenolith spinels
481 Raman spectroscopic study of the solubility behavior of H2 in the system Na2O-Al2O3-SiO2-H2O
487 Diffusion and solubility of C in Pt
491 Determining (Al,Si) distribution and strain in alkali feldspars using lattice parameters and diffraction-peak positions: A review
507 Structure energy calculations on low and high albite
515 Characterization and properties of a new synthetic silicate with highly charged mica-type layers
528 Electric-field gradient in muscovites
537 Muscovite dehydroxylation: High-temperature studies
551 Synthesis of a Rb analogue of 2M1 muscovite
555 NH4-bearing illite in very low grade metamorphic rocks associated with coal, northeastern Pennsylvania
566 Experimental study of hydrogen-isotope exchange between aluminous chlorite and water and of hydrogen diffusion in chlorite
580 Characterization of synthetic pargasitic amphiboles (NaCa2Mg4M3+Si6Al2O22(OH,F)2; (M3+ = Al, Cr, Ga, Sc, In) by infrared spectroscopy, Rietveld structure refinement, and 27Al, 29Si, and 19F MAS NMR spectroscopy
594 Cation ordering in Co-Mg olivine solid-solution series
599 Oxygen in pyrrhotite: 1. Thermomagnetic behavior and annealing of pyrrhotites containing small quantities of oxygen
605 Oxygen in pyrrhotite: 2. Determination of oxygen in natural pyrrhotites
610 Oxygen in pyrrhotite: 3. A mechanistic model
612 Matrix calculation of optical indicatrix parameters from central cross sections through the index ellipsoid
617 Amblygonite-montebrasite optics: Response to (OH-) orientation and rapid estimation of F from 2V
625 Crystal structure of a REE-bearing vesuvianite from San Benito County, California
629 Leiteite, ZnAs2O4: A novel type of tetrahedral layer structure with arsenite chains
633 Structure of a new upper-mantle, magnetoplumbite-type phase, Ba[Ti3Cr4Fe4Mg]O19
637 Crystal structure and crystal chemistry of melanovanadite, a natural vanadium bronze
645 Crystal symmetry and order-disorder structure of brewsterite
654 Acceptance of the Roebling Medal of the Mineralogical Society of America for 1986
657 Acceptance of the Mineralogical Society of America Award for 1986
AWARD
652 Presentation of the Roebling Medal of the Mineralogical Society of America for 1986 to Edwin Roedder
656 Presentation of the Mineralogical Society of America Award for 1986 to Antonio Castro Lasaga
BOOK REVIEW
651 BOOK REVIEW
PROCEEDINGS
659 PROCEEDINGS Proceedings of the Sixty-seventh Annual Meeting of the Mineralogical Society of America in San Antonio, Texas
666 LIST OF FORMER OFFICERS AND MEETING PLACES
669 LIST OF 1987 OFFICERS AND COMMITTEES
MEMORIAL
649 Memorial of Francis John Turner
TABLE OF CONTENTS
&
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.