American Mineralogist, 2002, V 87, N 10, October.

LETTERS 

1486
Equation of state of Al-bearing stishovite to 40 GPa at 300 K 
Shigeaki Ono, Takuma Suto, Kei Hirose, Yasuhiro Kuwayama, Tetsuya
Komabayashi, and Takumi Kikegawa 

1490
Order parameter behavior at the structural phase transition in
cummingtonite from M?ssbauer spectroscopy 
Tiziana Boffa Ballaran, Catherine A. McCammon, and Michael A.
Carpenter 

1494
Deciphering Ni sequestration in soil ferromanganese nodules by
combining X-ray fluorescence, absorption, and diffraction at
micrometer scales of resolution 
Alain Manceau, Nobumichi Tamura, Matthew A. Marcus, Alastair A.
MacDowell, Richard S. Celestre, Robert E. Sublett, Garrison Sposito,
and Howard A. Padmore 

1500
Use of the spindle stage for orientation of single crystals for
microXAS: Isotropy and anisotropy in Fe-XANES spectra 
M. Darby Dyar, Mickey E. Gunter, Jeremy S. Delaney, Antonio Lanzirotti,
and Stephen R. Sutton 

1505
A technique for mounting and polishing melt inclusions in small
(<1 mm) crystals 
Jay B. Thomas and Robert J. Bodnar 


ARTICLES 


1273
Atomic-scale observations of franckeite surface morphology 
Ren? B. Henriksen, Emil Makovicky, S.L.S. Stipp, Camilla Nissen, and
Carrick M. Eggleston 

1279
Surface control vs. diffusion control during calcite dissolution:
Dependence of step-edge velocity upon solution pH 
Giovanni De Giudici 

1286
First-principles calculation of the infrared spectrum of lizardite 
Etienne Balan, A. Marco Saitta, Francesco Mauri, C?line Lemaire, and
Fran?ois Guyot 

1291
Hard-mode infrared spectroscopy of perovskites across the
CaTiO3-SrTiO3 solid solution 
Hinrich-Wilhelm Meyer, Michael A.Carpenter, Ana I. Becerro, and Fritz
Seifert 

1297
Spectroscopic studies of spessartine from Brazilian pegmatites 
Sigrid G. Eeckhout, Cristiane Casta?eda, Ana Cl?udia M. Ferreira,
Ant?nio C.S. Sabioni, Eddy de Grave, and Daniela C.L. Vasconcelos 

1307
Order/disorder in natrolite group zeolites: A 29Si and 27Al MAS
NMR study 
Philip S. Neuhoff, Scott Kroeker, Lin-Shu Du, Thr?inn Fridriksson, and
Jonathan F. Stebbins 

1321
Evolution of local electronic structure in alabandite and niningerite solid 
solutions [(Mn,Fe)S, (Mg,Mn)S, (Mg,Fe)S] using sulfur K- and L-edge XANES
spectroscopy 
Shannon P. Farrell, Michael E. Fleet, Ilia E. Stekhin, Antonina Kravtsova,
Alexander V. Soldatov, and Xiaoyang Liu 

1333
Electron paramagnetic resonance spectroscopic study of synthetic
fluorapatite: Part III. Structural characterization of sub-ppm-level
Gd and Mn in minerals at W-band frequency 
Yuanming Pan, Ning Chen, John A. Weil, and Mark J. Nilges 

1342
Experimental determination of the equilibria: rutile + magnesite =
geikielite + CO2 and zircon + 2 magnesite = baddeleyite +
forsterite + 2 CO2 
John M. Ferry, Robert C. Newton, and Craig E. Manning 

1351
Symplectites derived from metastable phases in martian basaltic meteorites 
Carolyn J. Aramovich, Christopher D. K. Herd, and James J. Papike 

1360
Copper speciation in vapor-phase fluid inclusions from the Mole
Granite, Australia 
John A. Mavrogenes, Andrew J. Berry, Matthew Newville, and Stephen R. Sutton 

1365
Trace-element partitioning between vacancy-rich eclogitic
clinopyroxene and silicate melt 
Maik Pertermann and Marc M. Hirschmann 

1377
Fluorite particles inducing butterfly aggregates of incipient
microperthite in alkali feldspar from a syenite, the Patagonian
Andes, southern Chile 
Satoshi Nakano, Junji Akai, and Asahiko Sugaki 

1384
Thermal stability and spectroscopic studies of zemkorite: A carbonate from the
Venkatampalle kimberlite of southern India 
G. Parthasarathy, T.R.K. Chetty, and S.E. Haggerty 

1390
Temperatures from triple-junction angles in sulfides 
John Lusk, Brian O.E. Calder, and Terence E. Freeman 

1401
Experimental determination of calcite solubility in H2O-NaCl
solutions at deep crust/upper mantle pressures and temperatures: Implications 
for metasomatic processes in shear zones 
Robert C. Newton and Craig E.Manning 

1410
Compressibility of stottite, FeGe(OH)6: An octahedral framework with protonated 
O atoms 
Nancy L. Ross, Tracey D. Chaplin, and Mark D. Welch 

1415
High-pressure behavior of bikitaite: An integrated theoretical
and experimental approach 
Orazio Ferro, Simona Quartieri, Giovanna Vezzalini, Ettore Fois, Aldo
Gamba, and Gloria Tabacchi 

1426
Raman spectroscopic study of H2O in bikitaite: "One-dimensional ice" 
Boris A. Kolesov and Charles A. Geiger 

1432
Hydrogen, lithium, and boron in mantle-derived olivine: The role of
coupled substitutions 
Adam J.R. Kent and George R. Rossman 

1437
Crystal chemistry of three tourmalines by SREF, EMPA, and SIMS 
Fernando C?mara, Luisa Ottolini, and Frank C. Hawthorne 

1443
Revised structure models for antigorite: An HRTEM study 
Istv?n D?dony, Mih?ly P?sfai, and Peter R. Buseck 

1458
The structure of Mn-rich tuperssuatsiaite: A palygorskite-related mineral 
Fernando C?mara, Laurence A.J. Garvie, Bertrand Devouard, Thomas
L. Groy, and Peter R. Buseck 

1464
Single-crystal structure refinements and crystal chemistry
of synthetic trioctahedral micas KM3(Al3+,Si4+)4O10(OH)2, where
M = Ni2+, Mg2+, Co2+, Fe2+, or Al3+ 
G?nther J. Redhammer and Georg Roth 

1477
SIMS matrix effects in the analysis of light elements in silicate
minerals: Comparison with SREF and EMPA data 
Luisa Ottolini, Fernando C?mara, Frank C. Hawthorne, and John Stirling

1509
NEW MINERAL NAMES 
John L. Jambor, Edward S. Grew, And Andrew C. Roberts 

1514
Memorial for Shigeho Sueno,
1937-2001 
Charles T. Prewitt, James J. Papike, and Gordon E. Brown Jr 

1516
BOOK REVIEW 
Minerals Of The World by Ole Johnsen. Princeton University
Press, 2002, 440p.  Anthony R. Kampf