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American Mineralogist: Journal of Earth and Planetary Materials

Vol. 104, no. 9        September 2019 Table of Contents

HIGHLIGHTS AND BREAKTHROUGHS
1217
Seeking the most hydrous, primitive arc melts: The glass is half full
Matthew Steele-MacInnis
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1219
Hydrous LABZ beneath a subduction zone was reconstructed for the first time
Eiichi Takahashi
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SPECIAL COLLECTION: VOLATILE ELEMENTS IN DIFFERENTIATED PLANETARY INTERIORS
1221
U, Th, and K partitioning between metal, silicate, and sulfide and implications for Mercury’s structure, volatile content, and radioactive heat production
Asmaa Boujibar, Mya Habermann, Kevin Righter, D. Kent Ross, Kellye Pando, Minako Righter, Bethany A. Chidester, and Lisa R. Danielson
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1356
The stability of Fe5O6 and Fe4O5 at high pressure and temperature
Koutaro Hikosaka, Ryosuke Sinmyo, Kei Hirose, Takayuki Ishii, and Yasuo Ohishi
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SPECIAL COLLECTION: ISOTOPES, MINERALS, AND PETROLOGY: HONORING JOHN VALLEY
1238
Valleyite: A new magnetic mineral with the sodalite-type structure
Seungyeol Lee, Huifang Xu, Hongwu Xu, Ryan Jacobs, and Dane Morgan
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1246
An analysis of the magnetic behavior of olivine and garnet substitutional solid solutions
Charles A. Geiger, Michael Grodzicki, and Edgar Dachs
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UNDERSTANDING PALEO-OCEAN PROXIES: INSIGHTS FROM IN SITU ANALYSES
1256
Pyrite trace-element and sulfur isotope geochemistry of paleo-mesoproterozoic McArthur Basin: Proxy for oxidative weathering
Indrani Mukherjee, Ross R. Large, Stuart Bull, Daniel G. Gregory, Aleksandr S. Stepanov, Janaína Ávila, Trevor R. Ireland, and Ross Corkrey
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REGULAR ARTICLE
1273
Compressional behavior and spin state of δ-(Al,Fe)OOH at high pressures
Itaru Ohira, Jennifer M. Jackson, Natalia V. Solomatova, Wolfgang Sturhahn, Gregory J. Finkelstein, Seiji Kamada, Takaaki Kawazoe, Fumiya Maeda, Naohisa Hirao, Satoshi Nakano, Thomas S. Toellner, Akio Suzuki, and Eiji Ohtani
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1285
Reconstruction of the lithosphere-asthenosphere boundary zone beneath Ichinomegata maar, Northeast Japan, by geobarometry of spinel peridotite xenoliths
Yuto Sato and Kazuhito Ozawa
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1307
High-pressure phase stability and elasticity of ammonia hydrate
Xinyang Li, Weigang Shi, Xiaodi Liu, and Zhu Mao
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1315
A multi-methodological study of kurnakovite: A potential B-rich aggregate
G. Diego Gatta, Alessandro Guastoni, Paolo Lotti, Giorgio Guastella, Oscar Fabelo, and Maria Teresa Fernandez-Diaz
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1323
Identification of the occurrence of minor elements in the structure of diatomaceous opal using FIB and TEM-EDS
Peng Yuan, Dong Liu, Junming Zhou, Qian Tian, Yaran Song, Huihuang Wei, Shun Wang, Jieyu Zhou, Liangliang Deng, and Peixin Du
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1336
Nixonite, Na2Ti6O13, a new mineral from a metasomatized mantle garnet pyroxenite from the western Rae Craton, Darby kimberlite field, Canada
Chiara Anzolini, Fei Wang, Garrett A. Harris, Andrew J. Locock, Dongzhou Zhang, Fabrizio Nestola, Luca Peruzzo, Steven D. Jacobsen, and D. Graham Pearson
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1345
Goldschmidtite, (K,REE,Sr)(Nb,Cr)O3: A new perovskite supergroup mineral found in diamond from Koffiefontein, South Africa
Nicole A. Meyer, Michelle D. Wenz, James P.S. Walsh, Steven D. Jacobsen, Andrew J. Locock, and Jeffrey W. Harris
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1351
Edscottite, Fe5C2, a new iron carbide mineral from the Ni-rich Wedderburn IAB iron meteorite
Chi Ma and Alan E. Rubin
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NEW MINERAL NAMES
1360
NEW MINERAL NAMES
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