American Mineralogist
LETTER
199 Structure refinement of birefringent Cr-bearing majorite Mg3(Mg0.34Si0.34Al0.18Cr0.14)2Si3O12
203 In situ structure determination of the high-pressure phase of
207 A moganite-type phase in the silica analog phosphorus oxynitride
REGULAR ARTICLE
1 Relating formulations of the thermodynamics of mineral solid solutions: Activity modeling of pyroxenes, amphiboles, and micas
15 Biotite dehydration, partial melting, and fluid composition: Experiments in the system KAlO2-FeO-MgO-SiO2-H2O-CO2
27 The effects of silica and water on the viscosity of hydrous quartzofeldspathic melts
37 Stability of high-Al titanite from low-pressure calcsilicates in light of fluid and host-rock composition
48 New controlled rapid quench technique in a 1 atm infrared image furnace
55 Chemistry and genetic implications of tourmaline and Li-F-Cs micas from the Valdeflores area (Cáceres, Spain)
70 Trace element analysis with the electron microprobe: New data and perspectives
78 Precise Mössbauer milliprobe determination of ferric iron in rock-forming minerals and limitations of electron microprobe analysis
86 Near-infrared study of short-range disorder of OH and F in monoclinic amphiboles
92 Si,Al ordering in the double-ring silicate armenite, BaCa2Al6Si9O30•2H2O: A single-crystal X-ray and 29Si MAS NMR study
102 Unusual M3+ cations in synthetic amphiboles with nominal fluro-eckermannite composition: Deviations from stoichiometry and structural effects of the cummingtonite component
112 Dehydration dynamics of analcime by in situ synchrotron powder diffraction
120 High temperature in situ structural investigation on lead feldspar
130 Comparative high-pressure crystal chemistry of karrooite, MgTi2O5, with different ordering states
138 Computer simulation of pressure-induced structural transitions in MgO [001] tilt grain boundaries
144 Dissolution of the periclase (001) surface: A scanning force microscope study
152 TEM investigation of Lewiston, Idaho, fibrolite: Microstructure and grain boundary energetics
160 HRTEM and SAED investigations of polytypism, stacking disorder, crystal growth, and vacancies in chlorites from subgreenschist facies outcrops
171 Biologically induced iron-ore at Gunma iron mine, Japan
183 In situ conditions and interactions between microbes and minerals in fine-grained marine sediments: A TEM microfabric perspective
NEW MINERAL NAMES
193 NEW MINERAL NAMES
DEPOSIT ITEMS
102 Unusual M3+ cations in synthetic amphiboles with nominal fluro-eckermannite composition: Deviations from stoichiometry and structural effects of the cummingtonite component
112 Dehydration dynamics of analcime by in situ synchrotron powder diffraction
120 High temperature in situ structural investigation on lead feldspar
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.