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Vol. 82, No. 1-2 Journal of the Mineralogical Society of America

January-February 1997
 
     
 

ARTICLES

Brian L. Phillips, Martin D. McGuinn, and Simon A.T. Redfern
Si-Al order and the I1 - I 2/c structural phase transition in synthetic CaAl2Si2O8- SrAl2Si2O8 feldspar: A 29Si MAS-NMR spectroscopic study   1
Abstract
Full Text (606 K)

Martin T. Dove and Simon A.T. Redfern
Lattice simulation studies of the ferroelastic phase transitions in (Na,K)AlSi3O8 and (Sr,Ca)Al2Si2O8 feldspar solid solutions   8
Abstract
Full Text (652 K)

David C. Palmer, Martin T. Dove, Richard M. Ibberson, and Brian M. Powell
Structural behavior, crystal chemistry, and phase transitions in substituted leucite: High-resolution neutron powder diffraction studies   16
Abstract
Full Text (1.2 MB)
Deposit Items

Ming Zhang, Ekhard Salje, and Ulrich Bismayer
Structural phase transition near 825 K in titanite: Evidence from infrared spectroscopic observations    30
Abstract
Full Text (448 K)

François Farges
Coordination of Ti4+ in silicate glasses: A high-resolution XANES spectroscopy study at the Ti K edge    36
Abstract
Full Text (696 K)

François Farges
Fivefold-coordinated Ti4+ in metamict zirconolite and titanite: A new occurrence shown by Ti K-edge XANES spectroscopy    44
Abstract
Full Text (660 K)

B.B. Karki, L. Stixrude, S.J. Clark, M.C. Warren, G.J. Ackland, and J. Crain
Structure and elasticity of MgO at high pressure   51
Abstract
Full Text (788 K)

Paola Comodi and Pier Francesco Zanazzi
The pressure behavior of clinozoisite and zoisite: An X-ray diffraction study   61
Abstract
Full Text (728 K)
Deposit Items

Tzy-chung Wu, William A. Bassett, Wuu-Liang Huang, Stephen Guggenheim, and August F. Koster van Groos
Montmorillonite under high H2O pressures: Stability of hydrate phases, rehydration hysteresis, and the effect of interlayer cations   69
Abstract
Full Text (840 K)

Victor A. Drits, Holger Lindgreen, and Alfred L. Salyn
Determination of the content and distribution of fixed ammonium in illite-smectite by X-ray diffraction: Application to North Sea illite-smectite   79
Abstract
Full Text (840 K)

Eugene A. Smelik and H.E. King Jr.
Crystal-growth studies of natural gas clathrate hydrates using a pressurized optical cel   88
Abstract
Full Text (1.1 MB)

Hongwu Xu and Peter J. Heaney
Memory effects of domain structures during displacive phase transitions: A high-temperature TEM study of quartz and anorthite   99
Abstract
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Daniel Beaufort, Alain Baronnet, Bruno Lanson, and Alain Meunier
Corrensite: A single phase or a mixed-layer phyllosilicate in the saponite-to-chlorite conversion series? A case study of Sancerre-Couy deep drill hole (France)   109
Abstract
Full Text (2.2 MB)

Huifang Xu, Peter R. Buseck, and Michael A. Carpenter
Twinning in synthetic anorthite: A transmission electron microscopy investigation   125
Abstract
Full Text (532 K)

 
 
 

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AMMIAY 82(1-2)1-212 ISSN 0003-004X

 
 

(Contents continued from front cover)

 
 
 

Richard J. Harrison and Andrew Putnis
Interaction between exsolution microstructures and magnetic properties of the magnetite-spinel solid solution   131
Abstract
Full Text (1.1 MB)

Hiroyuki Horiuchi, Akihiro Saito, Toshinaga Tachi, and Hiroshi Nagasawa
Structure of synthetic Li2(Mg,Cu)Cu2[Si2O6]2: A unique chain silicate related to pyroxene   143
Abstract
Full Text (588 K)
Deposit Items

Guy L. Hovis
Hydrofluoric acid solution calorimetric investigation of the effects of anorthite component on enthalpies of K-Na mixing in feldspars   149
Abstract
Full Text (692 K)

Guy L. Hovis and Ann Graeme-Barber
Volumes of K-Na mixing for low albite-microcline crystalline solutions at elevated temperature: A test of regular solution thermodynamic models   158
Abstract
Full Text (540 K)

Biswajit Mukhopadhyay, M.J. Holdaway, and Andrea M. Koziol
A statistical model of thermodynamic mixing properties of Ca-Mg-Fe2+ garnets   165
Abstract
Full Text (1.4 MB)
Deposit Items

Michael E. Fleet and A. Hamid Mumin
Gold-bearing arsenian pyrite and marcasite and arsenopyrite from Carlin Trend gold deposits and laboratory synthesis   182
Abstract
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Gregor Markl and John C. Schumacher
Beryl stability in local hydrothermal and chemical environments in a mineralized granite   194
Abstract
Full Text (1 MB)

Enver Murad
Identification of minor amounts of anatase in kaolins by Raman spectroscopy   203
Abstract
Full Text (1 MB)

NEW MINERAL NAMES    207
John L. Jambor And Andrew C. Roberts

Full Text (356 K)

MEMORIAL    211
Pavel Povondra
Memorial of Frantisek Cech, 1929-1995    
Full Text (196 K)

ERRATUM    212
George A. Lager
Neutron powder diffraction study of hydrogarnet to 9.0 GPa, by George A. Lager and Robert B. Yon Dreele (v. 81, 1097-1104, 1996).
Full Text (76 K)

 

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