American Mineralogist
LETTER
755
Electron backscatter diffraction (EBSD) analyses of phyllosilicates in petrographic thin sections
Sayako Inoue and Toshihiro Kogure
REGULAR ARTICLE
489
Veatchite: Structural relationships of the three polytypes
Joel D. Grice and Allan Pring
496
Falsterite, Ca2MgMn2+2(Fe2+0.5Fe3+0.5)4Zn4(PO4)8(OH)4(H2O)14, a new secondary phosphate mineral from the Palermo No. 1 pegmatite, North Groton, New Hampshire
Anthony R. Kampf, Stuart J. Mills, William B. Simmons, James W. Nizamoff, and Robert W. Whitmore
503
Pavlovskyite Ca8(SiO4)2(Si3O10): A new mineral of altered silicate-carbonate xenoliths from the two Russian type localities, Birkhin massif, Baikal Lake area and Upper Chegem caldera, North Caucasus
Evgeny V. Galuskin, Frank Gfeller, Valentina B. Savelyeva, Thomas Armbruster, Biljana Lazic, Irina O. Galuskina, Daniel M. Tšbbens, Aleksandr E. Zadov, Piotr Dzierżanowski, Nikolai N. Pertsev, and Viktor M. Gazeev
513
Zaccagnaite-3R, a new Zn-Al hydrotalcite polytype from El Soplao cave (Cantabria, Spain)
Rafael P. Lozano, Carlos Rossi, Ãngel La Iglesia, and Emilio Matesanz
524
Incorporation of Si into TiO2 phases at high pressure
Alberto Escudero and Falko Langenhorst
532
TOF-SIMS and electron microprobe investigations of zoned magmatic orthopyroxenes: First results of trace and minor element analysis with implications for diffusion modeling
Kate Saunders, Stefan Rinnen, Jon Blundy, Ralf Dohmen, Stephan Klemme, and Heinrich F. Arlinghaus
543
Focused ion beam preparation and characterization of single-crystal samples for high-pressure experiments in the diamond-anvil cell
Hauke Marquardt and Katharina Marquardt
556
Polysaccharide-catalyzed nucleation and growth of disordered dolomite: A potential precursor of sedimentary dolomite
Fangfu Zhang, Huifang Xu, Hiromi Konishi, Evgenya S. Shelobolina, and Eric E. Roden
568
High-pressure and high-temperature phase transitions in FeTiO3 and a new dense FeTi3O7 structure
Daisuke Nishio-Hamane, Meiguang Zhang, Takehiko Yagi, and Yanming Ma
573
Compressibility and thermal expansion of hydrous ringwoodite with 2.5(3) wt% H2O
Yu Ye, David A. Brown, Joseph R. Smyth, Wendy R. Panero, Steven D. Jacobsen, Yun-Yuan Chang, Joshua P. Townsend, Sylvia-Monique Thomas, Erik H. Hauri, Przemyslaw Dera, and Daniel J. Frost
583
Vibrational and elastic properties of ferromagnesite across the electronic spin-pairing transition of iron
Jung-Fu Lin, Jin Liu, Caleb Jacobs, and Vitali B. Prakapenka
592
Electronic spin states of ferric and ferrous iron in the lower-mantle silicate perovskite
Jung-Fu Lin, Ercan E. Alp, Zhu Mao, Toru Inoue, Catherine McCammon, Yuming Xiao, Paul Chow, and Jiyong Zhao
598
Experimental VNIR reflectance spectroscopy of gypsum dehydration: Investigating the gypsum to bassanite transition
Tanya N. Harrison
610
Nature of rehydroxylation in dioctahedral 2:1 layer clay minerals
Arkadiusz Derkowski, Victor A. Drits, and Douglas K. McCarty
630
Thermal behavior of afghanite, an ABABACAC member of the cancrinite group
Paolo Ballirano and Ferdinando Bosi
641
Experimental incorporation of Th into xenotime at middle to lower crustal P-T utilizing alkali-bearing fluids
Daniel E. Harlov and Richard Wirth
653
Sol-gel synthesis of nanocrystalline fayalite (Fe2SiO4)
Michael T. DeAngelis, Adam J. Rondinone, Michelle D. Pawel, Theodore C. Labotka, and Lawrence M. Anovitz
657
The heat capacity of fayalite at high temperatures
Artur Benisek, Herbert Kroll, and Edgar Dachs
661
Structural trends for celestite (SrSO4), anglesite (PbSO4), and barite (BaSO4): Confirmation of expected variations within the SO4 groups
Sytle M. Antao
666
The dehydroxylation of serpentine group minerals
Alessandro F. Gualtieri, Carlotta Giacobbe, and Cecilia Viti
681
Formation of nanoscale Th-coffinite
Artur P. Deditius, Véronique Pointeau, Jiaming M. Zhang, and Rodney C. Ewing
694
Magnetic and low-temperature structural behavior of clinopyroxene-type FeGeO3: A neutron diffraction, magnetic susceptibility, and 57Fe Mössbauer study
Günther J. Redhammer, Anatoly Senyshyn, Gerold Tippelt, Clemens Pietzonka, Werner Treutmann, Georg Roth, and Georg Amthauer
707
Crystal structure and thermal expansion of aragonite-group carbonates by single-crystal X-ray diffraction
Yu Ye, Joseph R. Smyth, and Paul Boni
713
The lower-pressure stability of glaucophane in the presence of paragonite and quartz in the system Na2O-MgO-Al2O3-SiO2-H2O
Ashley Michelle Basora, David M. Jenkins, and David L. Bish
727
Coralloite, Mn2+Mn3+2(AsO4)2(OH)2·4H2O, a new mixed valence Mn hydrate arsenate: Crystal structure and relationships with bermanite and whitmoreite mineral groups
Athos Maria Callegari, Massimo Boiocchi, Marco E. Ciriotti, and Corrado Balestra
735
The crystal structure of metanatroautunite, Na[(UO2)(PO4)](H2O)3, from the Lake Boga Granite, Victoria, Australia
Stuart J. Mills, Anthony R. Kampf, and William D. Birch
739
Petedunnite (CaZnSi2O6): Stability and phase relations in the system CaO-ZnO-SiO2
Alexandra L. Huber, Soraya Heuss-Aßbichler, Karl Thomas Fehr, and Geoffrey D. Bromiley
750
Revision of the crystal structure and chemical formula of weeksite, K2(UO2)2(Si5O13)·4H2O
Karla Fejfarov‡, Jakub Pl‡Å¡il, Hexiong Yang, JiÅ™‹ ÄŒejka, Michal DuÅ¡ek, Robert T. Downs, Madison C. Barkley, and Radek Å koda
NEW MINERAL NAMES
759
NEW MINERAL NAMES
Kimberly T. Tait
BOOK REVIEW
762
BOOK REVIEW: EARTH MATERIALS by Kevin Hefferan and John O’Brien (2010). Wiley-Blackwell, ISBN 978-1-4051-4433-9 (hardcover), 608 p.
Jeffrey H. Tepper
DEPOSIT ITEMS
489
Veatchite: Structural relationships of the three polytypes
Joel D. Grice and Allan Pring
496
Falsterite, Ca2MgMn2+2(Fe2+0.5Fe3+0.5)4Zn4(PO4)8(OH)4(H2O)14, a new secondary phosphate mineral from the Palermo No. 1 pegmatite, North Groton, New Hampshire
Anthony R. Kampf, Stuart J. Mills, William B. Simmons, James W. Nizamoff, and Robert W. Whitmore
Crystallographic Information File for falsterite and Observed and calculated structure factors for falsterite
AM-12-027.zip zipped
503
Pavlovskyite Ca8(SiO4)2(Si3O10): A new mineral of altered silicate-carbonate xenoliths from the two Russian type localities, Birkhin massif, Baikal Lake area and Upper Chegem caldera, North Caucasus
Evgeny V. Galuskin, Frank Gfeller, Valentina B. Savelyeva, Thomas Armbruster, Biljana Lazic, Irina O. Galuskina, Daniel M. Tšbbens, Aleksandr E. Zadov, Piotr Dzierżanowski, Nikolai N. Pertsev, and Viktor M. Gazeev
Crystallographic Information Files, Table 5. Anisotropic displacement parameters for pavlovskyite, Pbcn setting, Table 7. Anisotropic displacement parameters for kilchoanite, Table 8. Bond distances for pavlovskyite, Table 9. Bond distances for kilchoanite, Table 10 (supplementary data). Calculated X-ray powder patterns for pavlovskyite (Debye-Scherrer geometry, black) and TaylorÕs data (bold, JCPDS 29-0368, hkl change for Pbcn), all for CuK_ 1.540598, Table 11 (supplementary data). Observed Raman bands and calculated vibrational mode frequencies and symmetries of pavlovskyite and Table 12 (supplementary data). Observed Raman bands and calculated vibrational mode frequencies and symmetries of kilchoanite
AM-12-016.zip zipped
513
Zaccagnaite-3R, a new Zn-Al hydrotalcite polytype from El Soplao cave (Cantabria, Spain)
Rafael P. Lozano, Carlos Rossi, Ãngel La Iglesia, and Emilio Matesanz
Crystallographic Information File and Zaccagnaite-3R reflection list
AM-12-023.zip zipped
532
TOF-SIMS and electron microprobe investigations of zoned magmatic orthopyroxenes: First results of trace and minor element analysis with implications for diffusion modeling
Kate Saunders, Stefan Rinnen, Jon Blundy, Ralf Dohmen, Stephan Klemme, and Heinrich F. Arlinghaus
543
Focused ion beam preparation and characterization of single-crystal samples for high-pressure experiments in the diamond-anvil cell
Hauke Marquardt and Katharina Marquardt
573
Compressibility and thermal expansion of hydrous ringwoodite with 2.5(3) wt% H2O
Yu Ye, David A. Brown, Joseph R. Smyth, Wendy R. Panero, Steven D. Jacobsen, Yun-Yuan Chang, Joshua P. Townsend, Sylvia-Monique Thomas, Erik H. Hauri, Przemyslaw Dera, and Daniel J. Frost
610
Nature of rehydroxylation in dioctahedral 2:1 layer clay minerals
Arkadiusz Derkowski, Victor A. Drits, and Douglas K. McCarty
630
Thermal behavior of afghanite, an ABABACAC member of the cancrinite group
Paolo Ballirano and Ferdinando Bosi
Crystallographic Information File and Table. Dependence of cell parameters and volume from temperature.
AM-12-026.zip zipped
657
The heat capacity of fayalite at high temperatures
Artur Benisek, Herbert Kroll, and Edgar Dachs
694
Magnetic and low-temperature structural behavior of clinopyroxene-type FeGeO3: A neutron diffraction, magnetic susceptibility, and 57Fe Mössbauer study
Günther J. Redhammer, Anatoly Senyshyn, Gerold Tippelt, Clemens Pietzonka, Werner Treutmann, Georg Roth, and Georg Amthauer
707
Crystal structure and thermal expansion of aragonite-group carbonates by single-crystal X-ray diffraction
Yu Ye, Joseph R. Smyth, and Paul Boni
727
Coralloite, Mn2+Mn3+2(AsO4)2(OH)2·4H2O, a new mixed valence Mn hydrate arsenate: Crystal structure and relationships with bermanite and whitmoreite mineral groups
Athos Maria Callegari, Massimo Boiocchi, Marco E. Ciriotti, and Corrado Balestra
Crystallographic Information File and Table 5. Observed and calculated structure factors for coralloite.
AM-12-017.zip zipped
750
Revision of the crystal structure and chemical formula of weeksite, K2(UO2)2(Si5O13)·4H2O
Karla Fejfarov‡, Jakub Pl‡Å¡il, Hexiong Yang, JiÅ™‹ ÄŒejka, Michal DuÅ¡ek, Robert T. Downs, Madison C. Barkley, and Radek Å koda
Crystallographic Information Files and TABLE SUPPLEMENT. Anisotropic atomic displacement parameters for weeksite (in 2) (crystal C).
AM-12-021.zip zipped
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.