1133

The dehydroxylation of chrysotile: A combined in situ micro-Raman and micro-FTIR study
Roy Trittschack and Bernard Grobéty

1187

Iron oxidation state in phyllosilicate single crystals using Fe-K pre-edge and XANES spectroscopy: Effects of the linear polarization of the synchrotron X-ray beam
Manuel Muñoz, Olivier Vidal, Clément Marcaillou, Sakura Pascarelli, Olivier Mathon, and François Farges

1211

Magnesite formation from MgO and CO₂ at the pressures and temperatures of Earth’s mantle
Henry P. Scott, Vincent M. Doczy, Mark R. Frank, Maggie Hasan, Jung-Fu Lin, and Jing Yang

1235

On the effect of carbonate on barite growth at elevated temperatures
Nuria Sánchez-Pastor, Melanie Kaliwoda, Sabino Veintemillas-Verdaguer, and Guntram Jordan

1261

In situ dehydration behavior of veszelyite (Cu,Zn)₂Zn(PO₄)(OH)₃·2H₂O: A single-crystal X-ray study
Rosa Micaela Danisi, Thomas Armbruster, Biljana Lazic, Predrag Vulić, Reinhard Kaindl, Radovan Dimitrijević, and Volker Kahlenberg

1270

Ab-initio determination of high-pressure and high-temperature thermoelastic and thermodynamic properties of low-spin (Mg_1–xFe_x)O ferropericlase with x in the range [0.06, 0.59]
Isacco Scanavino and Mauro Prencipe

1297

Coexisting hydroxyl groups and H₂O molecules in minerals: A single-crystal neutron diffraction study of eosphorite, MnAlPO₄(OH)₂·H₂O
G. Diego Gatta, Gwilherm Nénert, and Pietro Vignola

1302

Rapidcreekite in the sulfuric acid weathering environment of Diana Cave, Romania
Bogdan P. Onac, Herta S. Effenberger, Jonathan G. Wynn, and Ioan Povară

1322

Lusernaite-(Y), Y₄Al(CO₃)₂(OH,F)₁₁·6H₂O, a new mineral species from Luserna Valley, Piedmont, Italy: Description and crystal structure
Cristian Biagioni, Elena Bonaccorsi, Fernando Cámara, Marcella Cadoni, Marco E. Ciriotti, Danilo Bersani, and Uwe Kolitsch

1372

Memorial of Ray E. Wilcox, 1912–2012
Daniel E. Kile

1375

BOOK REVIEW: ATLAS OF NON-SILICATE MINERALS IN THIN SECTION by Joan Carles Melgarejo and Robert F. Martin. (2011) The Canadian Mineralogist Special Publication 7, 522 p. hardcover, DVD-ROM, Mineralogical Association of Canada, Québec.
Hiltrud Müller-Sigmund

1368

Discovery of dmisteinbergite (hexagonal CaAl₂Si₂O₈) in the Allende meteorite: A new member of refractory silicates formed in the solar nebula
Chi Ma, Alexander N. Krot, and Martin Bizzarro

1093

A step closer to predicting the bonding geometry of crystals
I. David Brown

1095

Crystal chemistry of cement-asbestos
Alberto Viani, Alessandro F. Gualtieri, Michele Secco, Luca Peruzzo, Gilberto Artioli, and Giuseppe Cruciani

1106

Microprobe analysis and dating of monazite from the Potsdam Formation, New York: A progressive record of chemical reaction and fluid interaction
Julien Allaz, Bruce Selleck, Michael L. Williams, and Michael J. Jercinovic

1120

A study of ruby (corundum) compositions from the Mogok Belt, Myanmar: Searching for chemical fingerprints
George E. Harlow and Will Bender

1146

Synchrotron M??ssbauer study of Fe-bearing pyrope at high pressures and temperatures
Zhu Mao, Jung-Fu Lin, Shu Huang, Jiuhua Chen, Yuming Xiao, and Paul Cho

1153

In situ Raman spectroscopic study of transient polyhedral distortions during cesium ion exchange into sitinakite
Aaron J. Celestian, Michael Powers, and Shelby Rader

1162

A micro-reflectance IR spectroscopy method for analyzing volatile species in basaltic, andesitic, phonolitic, and rhyolitic glasses
Penelope L. King and Jessica F. Larsen

1172

Fundamental M??ssbauer parameters of synthetic Ca-Mg-Fe pyroxenes
M. Darby Dyar, Rachel L. Klima, Alexandra Fleagle, and Samantha E. Peel

1198

Effect of particle size on phase transitions in metastable alumina nanoparticles: A view from high-resolution solid-state ²⁷Al NMR study
Hyun Na Kim and Sung Keun Lee

1219

Investigation of the hydrozincite structure by infrared and solid-state NMR spectroscopy
Roberta Sanna, Giovanni De Giudici, Andrea Mariano Scorciapino, Costantino Floris, and Mariano Casu

1227

Local structure in C2/c clinopyroxenes on the hedenbergite (CaFeSi₂O₆)-ferrosilite (Fe₂Si₂O₆) join: A new interpretation for the M??ssbauer spectra of Ca-rich C2/c clinopyroxenes and implications for pyroxene exsolution
Yassir A. Abdu and Frank C. Hawthorne

1241

The structure of (Ca,Co)CoSi₂O₆ pyroxenes and the Ca-M²⁺ substitution in (Ca,M²⁺)M²⁺Si₂O₆ pyroxenes (M²⁺ = Co, Fe, Mg)
Luciana Mantovani, Mario Tribaudino, Francesco Mezzadri, Gianluca Calestani, and Geoffrey Bromiley

1253

Structure of mixed-layer corrensite-chlorite revealed by high-resolution transmission electron microcopy (HRTEM)
Toshihiro Kogure, Victor A. Drits, and Sayako Inoue

1279

The composite modulated structure of cupropearceite and cupropolybasite and its behavior toward low temperature
Luca Bindi, Andreas K. Schaper, Hiroki Kurata, and Silvio Menchetti

1285

Oxidation in CSPV experiments involving H₂O-bearing mafic magmas: Quantification and mitigation
Thomas Shea and Julia E. Hammer

1310

Terrywallaceite, AgPb(Sb,Bi)₃S₆, isotypic with gustavite, a new mineral from Mina Herminia, Julcani Mining District, Huancavelica, Peru
Hexiong Yang, Robert T. Downs, Stanley H. Evans, and William W. Pinch

1315

Lead-tellurium oxysalts from Otto Mountain near Baker, California: X. Bairdite, Pb₂Cu²⁺₄Te⁶⁺₂O₁₀(OH)₂(SO₄)(H₂O), a new mineral with thick HCP layers
Anthony R. Kampf, Stuart J. Mills, Robert M. Housley, George R. Rossman, Joseph Marty, and Brent Thorne

1330

Fe-rich and As-bearing vesuvianite and wiluite from Kozlov, Czech Republic
Lee A. Groat, R. James Evans, Jan Cemp??rek, Catherine McCammon, and Stanislav Houzar

1338

WinPyrox: A Windows program for pyroxene calculation classification and thermobarometry
Fuat Yavuz

1360

Further work on experimental plagioclase equilibria and the Skaergaard liquidus temperature
Peter Thy, Charles E. Lesher, and Christian Tegner