American Mineralogist
REGULAR ARTICLE
687 Chain-width order and disorder in biopyriboles
701 Ellisite, Tl3AsS3, a new mineral from the Carlin gold deposit, Nevada, and associated sulfide and sulfosalt minerals
708 Kolicite, a new manganese zinc silicate arsenate from Sterling Hill, Ogdensburg, New Jersey
713 Schoderite, a new locality and a redescription
721 Chevkinite from the Little Chief Granite porphyry stock, California
728 Margarite pseudomorphs after chiastolite in the Georgetown area, California
733 Pseudoleucites from Rio de Janeiro State, Brazil
736 Zinc-rich hercynite in high-grade metamorphic rocks: a product of the dehydration of staurolite
742 Witherite composition, physical properties, and genesis
748 Armangite, Mn2+26[As3+6(OH)4O14][As3+6O18]2[CO3], a fluorite derivative structure
758 Polytypism in molybdenite (I): a non-equilibrium impurity-induced phenomenon
768 Polytypism in molybdenite (Il): relationships between polytypism, ore deposition/alteration stages and rhenium contents
776 New data on rasvumite and djerfisherite
779 Raman study of the coordination of aluminum in jadeite melts as a function of pressure
788 The structure of vanadium-bearing tourmaline and its implications regarding tourmaline solid solutions
799 Crystalline silica hydrates from leached silicates
805 Compression of pyrope
809 The stability field of anthophyllite; the effect of experimental uncertainty on permissible phase diagram topologies
824 Calcium content of forsterite coexisting with silicate liquid in the system Na2O-CaO-MgO-Al2O3-SiO2
830 A study of hydroxy-chromium montmorillonites and the form of the hydroxy-chromium polymers
836 A crystal-chemical study of Mg,Al and Ni,Al hydroxy-perchlorates and hydroxy-carbonates
844 Crystallization history and textures of the Rearing Pond gabbro, northwestern Wisconsin
856 Stable and metastable pyroxene crystallization in layered komatiite lava flows
865 Relict pyroxenes from the Preston Peak ophiolite, Klamath Mountains, California
874 Geothermometry, geobarometry, and fluid compositions of metamorphosed calc-silicates and pelites, Mica Creek, British Columbia
886 Cuprohydromagnesite and cuproartinite, two new minerals from Gabbs, Nevada
890 Yttromicrolite, a new mineral, and a redefinition of hjelmite
893 Mssbauer spectra of iron in 1: l phyllosilicates
902 Computer-aided X-ray diffraction identification of minerals in mixtures
906 The ordering path for igneous K-feldspar megacrysts
912 Al-Si disorder of K-feldspar in crustal xenoliths at Kilbourne Hole, New Mexico
917 On fourlings of plagioclase twinned according to the laws albite, Ala, and albite-Ala
922 A new method of reducing preferred orientation in diffractometer samples
925 A solution calorimetric investigation of K-Na mixing in a sanidine-analbite ion-exchange series: corrections
926 Experimental determination of univariant equilibria using divariant solid-solution assemblages: a discussion
929 Experimental determination of univariant equilibria using divariant solid-solution assemblages: a reply
NOTES
940 NOTICES
BOOK REVIEW
932 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.