
American Mineralogist

Letter
464 Ultrapotassic clinopyroxene from the Kumdy-Kol microdiamond mine, Kokchetav Complex, Kazakhstan: Occurrence, composition and crystal-chemical characterization
Luca Bindi, Oleg G. Safonov, Vasily O. Yapaskurt, Leonid L. Perchuk, and Silvio Menchetti
469 Determination of planetary basalt parentage: A simple technique using the electron microprobe
J.J. Papike, J.M, Karner, and C.K. Shearer
MSA Presidential Address
Mickey E. Gunter
REGULAR ARTICLES
257 Structure, metal-insulator transitions, and magnetic properties of FeO at high pressures
Stephen A. Gramsch, Ronald E. Cohen, and Sergej Yu Savrasov
262 The high-temperature behavior of defect hydrogen species in quartz: Implications for hydrogen isotope studies
Kevin Grant, Sarah A. Gleeson, and Steve Roberts
271 Thermal stability and vibrational spectra of the sheet borate tuzlaite, NaCa[B5O8(OH)2]·3H2O
Vladimir Bermanec, Kresimir Furic, Masa Rajic, and Goran Kniewald
277 Hydrogen-bonded water in laumontite I: X-ray powder diffraction study of water site occupancy and structural changes in laumontite during room-temperature isothermal hydration/dehydration
Thráinn Fridriksson, David L. Bish, and Dennis K. Bird
288 In-situ determination of mineral solubilities in fluids using a hydrothermal diamond-anvil cell and SR-XRF: Solubility of AgCl in water
Christian Schmidt and Karen Rickers
293 Pressure-induced phase transition in malayaite, CaSnOSiO4
Stephanie Rath, Martin Kunz, and Ronald Miletich
301 Equation of state of stishovite to lower mantle pressures
Denis Andrault, Ross J. Angel, Jed L. Mosenfelder, and Tristan Le Bihan
308 Chemical transfer during redox exchanges between H2 and Fe-bearing silicate melts
Fabrice Gaillard, Michel Pichavant, Stephen Mackwell, Rémi Champallier, Bruno Scaillet, and Catherine McCammon
316 Trace-element partitioning between alkali feldspar and peralkalic quartz trachyte to rhyolite magma. Part I: Systematics of trace-element partitioning
John Charles White, Greg S. Holt, Don F. Parker, and Minghua Ren
330 Trace-element partitioning between alkali feldspar and peralkalic quartz trachyte to rhyolite magma. Part II: Empirical equations for calculating trace-element partition coefficients of large-ion lithophile, high field-strength, and rare-earth elements
John Charles White
338 Four generations of accessory-phase growth in low-pressure migmatites from SW New Hampshire
Joseph M. Pyle and Frank S. Spear
352 Mineralogy, chemistry, and formation of oxidized biotite in the weathering profile of granitic rocks
Gi Young Jeong and Hye Bin Kim
365 Experimental study of zircon coarsening in quartzite ±H2O at 1.0 GPa and 1000 °C, with implications for geochronological studies of high-grade metamorphism
John C. Ayers, Katherine DeLaCruz, Calvin Miller, and Oran Switzer
377 Biotite dissolution processes and mechanisms in the laboratory and in nature: Early stage weathering environment andvermiculitization
Takashi Murakami, Satoshi Utsunomiya, Tadashi Yokoyama, and Takeshi Kasama
387 Fe2+-Mg partitioning between garnet, magnesiowüstite, and (Mg,Fe)2SiO4 phases of the transition zone
Daniel J. Frost
398 Interlayer structure and dynamics of Cl-bearing hydrotalcite: far infrared spectroscopy and molecular dynamics modeling
Jianwei Wang, Andrey G. Kalinichev, James E. Amonette, and R. James Kirkpatrick
410 Si-Al disorder and solid solutions in analcime, chabazite, and wairakite
Philip S. Neuhoff, Jonathan F. Stebbins, and Dennis K. Bird
424 Cafetite, Ca[Ti2O5](H2O): Crystal structure and revision of chemical formula
Sergey V. Krivovichev, Victor N. Yakovenchuk, Peter C. Burns, Yakov A. Pakhomovsky, and Yury P. Menshikov
430 Order-disorder approach to calcioaravaipaite, [PbCa2Al(F,OH)9]: The crystal structure of the triclinic MDO polytype
Anthony R. Kampf, Stefano Merlino, and Marco Pasero
436 Ab initio investigation of the structures of NaOH hydrates and their Na+ and OH- coordination polyhedra
James R. Rustad, Andrew R. Felmy, Kevin M. Rosso, and Eric J. Bylaska
450 Another step toward understanding the true nature of sartorite: Determination and refinement of a ninefold superstructure
Peter Berlepsch, Thomas Armbruster, Emil Makovicky, and Dan Topa
462 Isotypism of Co(H2O)6[Sb(OH)6]2 with brandholzite and bottinoite
Alexandra Friedrich, Fiorenzo Mazzi, Manfred Wildner, and Ekkehart Tillmanns
474 Three-dimensional model of heat flow in the aureole of the Marcy anorthosite, Adirondack Highlands, New York: Implications for depth of emplacement
J. Alcock, Kevin Myer, and P. D. Muller
Supplements
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American Mineralogist Vol. 107, no. 1 January 2022
Corinne Kuebler, Antonio Simonetti, Stefanie S. Simonetti, and Robert F. Martin
Item #AM-22-17811
Online Material
AM-22-17811.zip zipped
Ferdinando Bosi, Federico Pezzotta, Alessandra Altieri, Giovanni B. Andreozzi, Paolo Ballirano, Gioacchino Tempesta, Jan Cempírek, Radek Škoda, Jan Filip, Renata Čopjaková, Milan Novák, Anthony R. Kampf, Emily D. Scribner, Lee A. Groat, and R. James Evans
Yiping Yang, Hongping He, Wei Tan, Qi Tao, Junming Yao, Haiyang Xian, Shangying Li, Jiaxin Xi, Jianxi Zhu, and Huifang Xu
Alix M. Ehlers, Gabriele Zaffiro, Ross J. Angel, Tiziana Boffa-Ballaran, Michael A. Carpenter, Matteo Alvaro, and Nancy L. Ross
Item #AM-22-17731
Online Material
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David London
Marc Maderazzo, John M. Hughes, M. Darby Dyar, George R. Rossman, Brandon J. Ackley, Elizabeth C. Sklute, Marian V. Lupulescu, and Jeffrey Chiarenzelli
Olga Frank-Kamenetskaya, Marina Zelenskaya, Alina Izatulina, Vladislav Gurzhiy, Aleksei Rusakov, and Dmitry Vlasov
Jianbai Ma, Xiaoying Shi, Maxwell Lechte, Xiqiang Zhou, Zhenfei Wang, Kangjun Huang, Maxim Rudmin, and Dongjie Tang
Gwladys Steciuk, Radek Škoda, Veronika Dillingerová, and Jakub Plášil
Arkadiusz Krzątała, Biljana Krüger, Irina Galuskina, Yevgeny Vapnik, and Evgeny Galuskin
Baoyun Wang, Yanyao Zhang, Suyu Fu, Wei Yan, Eiichi Takahashi, Li Li, Jung-Fu Lin, and Maoshuang Song
Item #AM-22-18056
CIF and Online Material
AM-22-18056.zip zipped
LETTER
464
Ultrapotassic clinopyroxene from the Kumdy-Kol microdiamond mine, Kokchetav Complex, Kazakhstan: Occurrence, composition and crystal-chemical characterization
Luca Bindi, Oleg G. Safonov, Vasily O. Yapaskurt, Leonid L. Perchuk, and Silvio Menchetti
469
Determination of planetary basalt parentage: A simple technique using the electron microprobe
J.J. Papike, J.M, Karner, and C.K. Shearer
REGULAR ARTICLE
257
Structure, metal-insulator transitions, and magnetic properties of FeO at high pressures
Stephen A. Gramsch, Ronald E. Cohen, and Sergej Yu Savrasov
262
The high-temperature behavior of defect hydrogen species in quartz: Implications for hydrogen isotope studies
Kevin Grant, Sarah A. Gleeson, and Steve Roberts
271
Thermal stability and vibrational spectra of the sheet borate tuzlaite, NaCa[B5O8(OH)2]·3H2O
Vladimir Bermanec, Kresimir Furic, Masa Rajic, and Goran Kniewald
277
Hydrogen-bonded water in laumontite I: X-ray powder diffraction study of water site occupancy and structural changes in laumontite during room-temperature isothermal hydration/dehydration
Thráinn Fridriksson, David L. Bish, and Dennis K. Bird
288
In-situ determination of mineral solubilities in fluids using a hydrothermal diamond-anvil cell and SR-XRF: Solubility of AgCl in water
Christian Schmidt and Karen Rickers
293
Pressure-induced phase transition in malayaite, CaSnOSiO4
Stephanie Rath, Martin Kunz, and Ronald Miletich
301
Equation of state of stishovite to lower mantle pressures
Denis Andrault, Ross J. Angel, Jed L. Mosenfelder, and Tristan Le Bihan
308
Chemical transfer during redox exchanges between H2 and Fe-bearing silicate melts
Fabrice Gaillard, Michel Pichavant, Stephen Mackwell, Rémi Champallier, Bruno Scaillet, and Catherine McCammon
316
Trace-element partitioning between alkali feldspar and peralkalic quartz trachyte to rhyolite magma. Part I: Systematics of trace-element partitioning
John Charles White, Greg S. Holt, Don F. Parker, and Minghua Ren
330
Trace-element partitioning between alkali feldspar and peralkalic quartz trachyte to rhyolite magma. Part II: Empirical equations for calculating trace-element partition coefficients of large-ion lithophile, high field-strength, and rare-earth elements
John Charles White
338
Four generations of accessory-phase growth in low-pressure migmatites from SW New Hampshire
Joseph M. Pyle and Frank S. Spear
352
Mineralogy, chemistry, and formation of oxidized biotite in the weathering profile of granitic rocks
Gi Young Jeong and Hye Bin Kim
365
Experimental study of zircon coarsening in quartzite ±H2O at 1.0 GPa and 1000 °C, with implications for geochronological studies of high-grade metamorphism
John C. Ayers, Katherine DeLaCruz, Calvin Miller, and Oran Switzer
377
Biotite dissolution processes and mechanisms in the laboratory and in nature: Early stage weathering environment andvermiculitization
Takashi Murakami, Satoshi Utsunomiya, Tadashi Yokoyama, and Takeshi Kasama
387
Fe2+-Mg partitioning between garnet, magnesiowüstite, and (Mg,Fe)2SiO4 phases of the transition zone
Daniel J. Frost
398
Interlayer structure and dynamics of Cl-bearing hydrotalcite: far infrared spectroscopy and molecular dynamics modeling
Jianwei Wang, Andrey G. Kalinichev, James E. Amonette, and R. James Kirkpatrick
410
Si-Al disorder and solid solutions in analcime, chabazite, and wairakite
Philip S. Neuhoff, Jonathan F. Stebbins, and Dennis K. Bird
424
Cafetite, Ca[Ti2O5](H2O): Crystal structure and revision of chemical formula
Sergey V. Krivovichev, Victor N. Yakovenchuk, Peter C. Burns, Yakov A. Pakhomovsky, and Yury P. Menshikov
430
Order-disorder approach to calcioaravaipaite, [PbCa2Al(F,OH)9]: The crystal structure of the triclinic MDO polytype
Anthony R. Kampf, Stefano Merlino, and Marco Pasero
436
Ab initio investigation of the structures of NaOH hydrates and their Na+ and OH– coordination polyhedra
James R. Rustad, Andrew R. Felmy, Kevin M. Rosso, and Eric J. Bylaska
450
Another step toward understanding the true nature of sartorite: Determination and refinement of a ninefold superstructure
Peter Berlepsch, Thomas Armbruster, Emil Makovicky, and Dan Topa
462
Isotypism of Co(H2O)6[Sb(OH)6]2 with brandholzite and bottinoite
Alexandra Friedrich, Fiorenzo Mazzi, Manfred Wildner, and Ekkehart Tillmanns
473
Real-time AFM diagrams on your Macintosh
Frank S. Spear
474
Three-dimensional model of heat flow in the aureole of the Marcy anorthosite, Adirondack Highlands, New York: Implications for depth of emplacement
J. Alcock, Kevin Myer, and P. D. Muller
NEW MINERAL NAMES
475
NEW MINERAL NAMES
John L. Jambor, and Andrew C. Roberts
BOOK REVIEW
480
BOOK REVIEW: ALKALINE ROCKS AND CARBONATITES OF THE WORLD, PART 3: AFRICA. by A.R. Woolley, 2001. The Geological Society Publishing House, Bath, U.K., 372 p.
Robert Gault
DEPOSIT ITEMS
316
Trace-element partitioning between alkali feldspar and peralkalic quartz trachyte to rhyolite magma. Part I: Systematics of trace-element partitioning
John Charles White, Greg S. Holt, Don F. Parker, and Minghua Ren
Appendix 1. Whole rock and matrix analyses. Appendix 2. Trace element analyses of alkali feldspar. Appendix 3. Major element analyses of alkali feldspar.
AM-03-022.zip zipped
430
Order-disorder approach to calcioaravaipaite, [PbCa2Al(F,OH)9]: The crystal structure of the triclinic MDO polytype
Anthony R. Kampf, Stefano Merlino, and Marco Pasero
Table 5. Observed and calculated structure factors for calcioaravaipaite
AM-03-024.zip zipped
450
Another step toward understanding the true nature of sartorite: Determination and refinement of a ninefold superstructure
Peter Berlepsch, Thomas Armbruster, Emil Makovicky, and Dan Topa
464
Ultrapotassic clinopyroxene from the Kumdy-Kol microdiamond mine, Kokchetav Complex, Kazakhstan: Occurrence, composition and crystal-chemical characterization
Luca Bindi, Oleg G. Safonov, Vasily O. Yapaskurt, Leonid L. Perchuk, and Silvio Menchetti
Table 3. List of the observed and calculated structure factors for KOK-1
AM-03-025.zip zipped

Table of Contents
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