American Mineralogist
REGULAR ARTICLE
219 The origins of color in minerals HTML Version
230 Growth-induced radiation-developed pleochroic anisotropy in smoky quartz
239 Biopyriboles and polysomatic series
250 Sphalerite geobarometry in the Balmat-Edwards district, New York
258 Pyroxene-ilmenite intergrowths in garnet pyroxenite xenoliths from a New York kimberlite and Arizona latites
266 Natural hydration and ion exchange of obsidian: an electron microprobe study
274 The role of octahedral cations in pyroxenoid crystal chemistry. I. Bustamite, wollastonite, and the pectolite-schizolite-serandite series
289 The crystal structures and compressibilities of layer minerals at high pressure. I. SnS2, berndtite
293 The crystal structures and compressibilities of layer minerals at high pressure. II. Phlogopite and chlorite
297 Crystal structures and compressibilities of pyrope and grossular to 60 kbar
304 Zektzerite, NaLiZrSi6O15: a silicate with six-tetrahedral-repeat double chains
311 Crystal structure refinement of lawsonite
316 Biaxiality in ‘isometric’ and ‘dimetric’ crystals
326 Diaspore recrystallized at low temperature
330 Allanite in charnockites from Air Port Hill, Visakhapatnam, Andhra Pradesh, India
332 The crystal structure of a 3T lepidolite
337 A revised method of operation of the single-crystal diamond cell and the refinement of the structure of NaCl at 32 kbar
343 Infrared spectra of synthetic micas in the series muscovite-MgAl celadonite
350 The system Mg2SiO4-Fe2SiO4-CaAl2Si2O8-SiO2 and the origin of Fra Mauro basalts
365 High-temperature structural study of six olivines
378 The low-temperature stability of andradite in C-O-H fluids
394 Measurement of refractive indices and their dispersion
401 Hydrothermal reactivity of smectite
410 Albrittonite, a new cobalt chloride hydrate from Oxford, Llano County, Texas
413 Arfvedsonite in basalt dykes, Buchans, Newfoundland
415 The preparation of starting mixes for mineral syntheses by a freeze-dry technique
419 Simultaneous crystallization of feldspar intergrowths from the melt: a discussion
422 Differential reaction analysis (DRA)-a technique for obtaining differential thermal analysis data from inert substances: a discussion
423 Differential reaction analysis (DRA)-a technique for obtaining differential thermal analysis data from inert substances: a reply
NEW MINERAL NAMES
424 NEW MINERAL NAMES
NOTES
432 NOTICES
BOOK REVIEW
428 BOOK REVIEWS
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American Mineralogist is an international journal that publishes mineralogical papers of broad interest to the geoscience and materials science community.