American Mineralogist
REGULAR ARTICLE
581 Kitkaite (NiTeSe), a new mineral from Kuusamo, northeast Finland
587 Synthetic pollucites in the system Cs2O·Al2O3·4SiO2 – Cs2O·Fe2O3·4SiO2-H2O their phase relationship and physical properties
593 Mckelveyite, a new hydrous sodium barium rare-earth uranium carbonate mineral from the Green River Formation, Wyoming
613 Isotopic composition of uranium in zircon
619 Mineralogical studies of kaolinite-halloysite clays: Part III. A fibrous kaolin mineral from Piedade, Sao Paulo, Brazil
629 Macallisterite, 2MgO·6B2O3·15H2O, a new hydrous magnesium borate mineral from the Death Valley region, Inyo County, California
641 The crystal structure of a marialite scapolite
656 Determination of sulfur and carbon coordination in scapolite by infra-red absorption spectrophotometry
667 Metallic spheroids from Meteor Crater, Arizona
682 Mackinawite and valleriite in the Muskox intrusion
696 A laboratory reconnaisance of the liquidus surface in the pyroxene system En-Di-Hd-Fs (MgSiO3-CaMgSi2O6-CaFeSi2O6-FeSiO3)
704 A magnetic mineral from the Indian Ocean
713 Hühnerkobelite crystals from the Palermo No. 1 Pegmatite, North Groton, New Hampshire
718 Paragonite pseudomorphs after kyanite from Turkey Heaven Mountain, Cleburne County, Alabama
724 Structural discontinuities in the plagioclase feldspar series
741 Error clue to segregation in quantitative clay mineral x-ray diffraction mounting techniques
755 The growth of crocoite single crystals
758 Further information on the geology of chromian muscovites
762 Phases in the spinel region of the system CuOx- MnOy-FeOz
766 Clay minerals intermediate between illite and montmorillonite
771 Montmorillonite pseudomorphic after plagioclase in a porphyry copper deposit
777 Composition of palermoite
780 Johannsenite and manganoan hortonolite from Franklin, N. J.
782 Crystallographic data for rare-earth aluminum garnets: Part II
785 New analysis of Genth’s volborthite
789 Pitfall in determining 2V in micas
795 “Discussion of “”Empressite and stuetzite redefined”” by R. M. Honea”
802 “Reply to “”Discussion of ‘Empressite and stuetzite redefined’ “””
NEW MINERAL NAMES
805 New Mineral Names
MINERALOGICAL NOTES
752 MINERALOGICAL NOTES: Wairakite from low-grade metamorphic rocks on St. Croix, U. S. Virgin Islands
NOTES
792 “Note on “”Biotite mica effect in x-ray spectrographic analysis of pressed rock powders”” by A. Volborth”
821 Notices
BOOK REVIEW
814 Book Reviews
TABLE OF CONTENTS
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SPECIAL COLLECTIONS
Table of Contents
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Special Collections
American Mineralogist is an international journal that publishes mineralogical papers of broad interest to the geoscience and materials science community.