American Mineralogist
REGULAR ARTICLE
214 High-resolution synchrotron X-ray powder diffraction and Rietveld structure refinement of two (Mg0.95,Fe0.05)SiO3 perovskite samples synthesized under different oxygen fugacity conditions
221 Shifts in thermal expansivity with Fe content for solid solutions of MgSiO3-FeSiO3 with the perovskite structure
226 Equation of state of MgSiO3 with the perovskite structure based on experimental measurements
233 Estimates of mantle relevant Clapeyron slopes in the MgSiO3 system from high-pressure spectroscopic data
245 A new pyroxene structure observed at high pressure: Single-crystal X-ray and Raman study of Pbcn-P21cn phase transition in protopyroxene
257 Composition, stability, and structure of a new member of the aenigmatite group, Na2Mg4+xFe3+2-2xSi6+xO20, synthesized at 13–14 GPa
267 Akimotoite, (Mg,Fe)SiO3, a new silicate mineral of the ilmenite group in the Tenham chondrite
272 Effects of temperature and composition on the bulk modulus of (Mg,Fe)O
277 Compression of CaTiO3 and CaGeO3 perovskites
282 Effect of isovalent Si, Ti substitution on the bulk moduli of Ca(Ti1-xSix) SiO5 titanites
288 Normal and inverse ringwoodite at high pressures
294 Evidence of the charge ordering between Fe2+ and Fe3+ in magnetite observed by synchrotron X-ray anomalous scattering
299 Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 °C from in situ neutron diffraction
311 The description of Al, Si ordering in aluminosilicates using the cluster variation method
325 “””Cs-tetra-ferri-annite:”” High-pressure and high-temperature behavior of a potential nuclear waste disposal phase”
333 Compressibility mechanisms of alkali feldspars: New data from reedmergnerite
341 High-pressure X-ray diffraction study on the structure of NaCl melt using synchrotron radiation
345 Pressure dependence of self-diffusion in the NaAlO2-SiO2 system: Compositional effects and mechanisms
357 Subsolidus and melting experiments of a K-rich basaltic composition to 27 GPa: Implication for the behavior of potassium in the mantle
362 The high-pressure synthesis of lawsonite in the MORB+H2O system
374 The high-pressure, single-crystal elasticity of pyrope, grossular, and andradite
384 Elastic wave velocities of Mg3Al2Si3O12-pyrope garnet to 10 Gpa
389 Enthalpy of formation of katoite Ca3Al2[(OH)4]3: Energetics of the hydrogarnet substitution
392 Systematics of Ni and Co in olivine from planetary melt systems: Lunar mare basalts
400 Gillulyite Tl2(As,Sb)8S13: Reinterpretation of the crystal structure and order-disorder phenomena
407 Reactions of copper and cadmium ions in aqueous solution with goethite, lepidocrocite, mackinawite, and pyrite
420 XAFS determination of the chemical form of lead in smelter-contaminated soils and mine tailings: Importance of adsorption processes
435 Laplacian and bond critical point properties of the electron density distributions of sulfide bonds: A comparison with oxide bonds
447 57Fe nuclear forward scattering of synchrotron radiation in hedenbergite CaFeSi2O6 at hydrostatic pressures up to 68 GPa
454 Vibrational spectra of dense, hydrous magnesium silicates at high pressure: Importance of the hydrogen bond angle
DEPOSIT ITEMS
257 Composition, stability, and structure of a new member of the aenigmatite group, Na2Mg4+xFe3+2-2xSi6+xO20, synthesized at 13–14 GPa
325 “””Cs-tetra-ferri-annite:”” High-pressure and high-temperature behavior of a potential nuclear waste disposal phase”
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.