American Mineralogist
PERSPECTIVES
973
Concerning tetrahedrites: How much to lump and how far to split?
Neil E. Johnson
EXPERIMENTAL AND PETROLOGIC INVESTIGATION OF HALOGENS, SULFUR, AND OTHER VOLATILE SPECIES IN IGNEOUS SYSTEMS IN HONOR OF JIM WEBSTER
977
The space-time architecture variation of the shallow magmatic plumbing systems feeding the Campi Flegrei and Ischia volcanoes (Southern Italy) from halogen constraints
Hélène Balcone-Boissard, Georges Boudon, Géraldine Zdanowicz, Giovanni Orsi, James D. Webster, Lucia Civetta, Massimo D’Antonio, and Ilenia Arienzo
REGULAR ARTICLE
992
Effect of chlorine substitution on the thermal stability of ferro-pargasite and thermochemical properties of ferrochloro- hornblende
David M. Jenkins
1005
Ilmenite phase transformations in suevite from the Ries impact structure (Germany) record evolution in pressure, temperature, and oxygen fugacity conditions
Fabian Dellefant, Claudia A. Trepmann, Wolfang W. Schmahl, Stuart A. Gilder, Iuliia V. Sleptsova, and Melanie Kaliwoda
1024
The 34S/32S homogeneity of Chemical Vapor Transport (CVT) Reaction-synthesized pyrites
Li Liu, Bin Fu, Xing Ding, and Jing Gu
1036
Hydrogen incorporation mechanism in the lower-mantle bridgmanite
Narangoo Purevjav, Naotaka Tomioka, Shigeru Yamashita, Keiji Shinoda, Sachio Kobayashi, Kenji Shimizu, Motoo Ito, Suyu Fu, Jesse Gu, Christina Hoffmann, Jung-Fu Lin, and Takuo Okuchi
1045
Different structural behavior of MgSiO3 and CaSiO3 glasses at high pressures
Nozomi M. Kondo, Yoshio Kono, Itaru Ohira, Rostislav Hrubiak, Koji Ohara, Kiyofumi Nitta, and Oki Sekizawa
1054
High-pressure phase transitions of Fe-bearing orthopyroxene revealed by Raman spectroscopy
Luo Li, Xinyue Zhang, Yingxin Yu, and Zhu Mao
1062
High P-T phase relations of Al-bearing magnetite: Postspinel phases as indicators for P-T conditions of formation of natural samples
Laura Uenver-Thiele, Alan B. Woodland, Nobuyoshi Miyajima, Tiziana Boffa Ballaran, Edith Alig, and Lothar Fink
1074
Magnesio-ferri-hornblende, □Ca2(Mg4Fe3+)[(Si7Al)O22] (OH)2, a new member of the amphibole supergroup
Yongmei Zhang, Xuexiang Gu, Ting Li, Guang Fan, Yingshuai Zhang, Tao Wang, and Jialin Wang
1085
A multivariate statistical approach for mineral geographic provenance determination using laser-induced breakdown spectroscopy and electron microprobe chemical data: A case study of copper-bearing tourmalines
Barbara L. Dutrow, Nancy J. McMillan, and Darrell J. Henry
1096
Characteristics of congruent dissolution of silicate minerals enhanced by chelating ligand under ambient conditions
Jiajie Wang, Astin Nurdiana, Yoshinori Sato, Noriaki Watanabe, and Noriyoshi Tsuchiya
1106
Pyrite stability and chalcophile element mobility in a hot Eocene forearc of the Pacific Rim Terrane, Vancouver Island, Canada
Alexander C. Geen and Dante Canil
1118
Multi-wavelength Raman spectroscopy of natural nanostructured carbons
Sergey Isaenko, Tatyana Shumilova, Vladimir Bocharov, and Vasily Ulyashev
1129
A machine learning approach to discrimination of igneous rocks and ore deposits by zircon trace elements
Zi-Hao Wen, Lin Li, Christopher L. Kirkland, Sheng-Rong Li, Xiao-Jie Sun, Jia-Li Lei, Bo Xu, and Zeng-Qian Hou
BOOK REVIEW
1143
BOOK REVIEW
George E Harlow
DEPOSIT ITEMS
977
The space-time architecture variation of the shallow magmatic plumbing systems feeding the Campi Flegrei and Ischia volcanoes (Southern Italy) from halogen constraints
Hélène Balcone-Boissard, Georges Boudon, Géraldine Zdanowicz, Giovanni Orsi, James D. Webster, Lucia Civetta, Massimo D’Antonio, and Ilenia Arienzo
992
Effect of chlorine substitution on the thermal stability of ferro-pargasite and thermochemical properties of ferrochloro- hornblende
David M. Jenkins
1005
Ilmenite phase transformations in suevite from the Ries impact structure (Germany) record evolution in pressure, temperature, and oxygen fugacity conditions
Fabian Dellefant, Claudia A. Trepmann, Wolfang W. Schmahl, Stuart A. Gilder, Iuliia V. Sleptsova, and Melanie Kaliwoda
1024
The 34S/32S homogeneity of Chemical Vapor Transport (CVT) Reaction-synthesized pyrites
Li Liu, Bin Fu, Xing Ding, and Jing Gu
1036
Hydrogen incorporation mechanism in the lower-mantle bridgmanite
Narangoo Purevjav, Naotaka Tomioka, Shigeru Yamashita, Keiji Shinoda, Sachio Kobayashi, Kenji Shimizu, Motoo Ito, Suyu Fu, Jesse Gu, Christina Hoffmann, Jung-Fu Lin, and Takuo Okuchi
1045
Different structural behavior of MgSiO3 and CaSiO3 glasses at high pressures
Nozomi M. Kondo, Yoshio Kono, Itaru Ohira, Rostislav Hrubiak, Koji Ohara, Kiyofumi Nitta, and Oki Sekizawa
1054
High-pressure phase transitions of Fe-bearing orthopyroxene revealed by Raman spectroscopy
Luo Li, Xinyue Zhang, Yingxin Yu, and Zhu Mao
1062
High P-T phase relations of Al-bearing magnetite: Postspinel phases as indicators for P-T conditions of formation of natural samples
Laura Uenver-Thiele, Alan B. Woodland, Nobuyoshi Miyajima, Tiziana Boffa Ballaran, Edith Alig, and Lothar Fink
1074
Magnesio-ferri-hornblende, □Ca2(Mg4Fe3+)[(Si7Al)O22] (OH)2, a new member of the amphibole supergroup
Yongmei Zhang, Xuexiang Gu, Ting Li, Guang Fan, Yingshuai Zhang, Tao Wang, and Jialin Wang
1085
A multivariate statistical approach for mineral geographic provenance determination using laser-induced breakdown spectroscopy and electron microprobe chemical data: A case study of copper-bearing tourmalines
Barbara L. Dutrow, Nancy J. McMillan, and Darrell J. Henry
1106
Pyrite stability and chalcophile element mobility in a hot Eocene forearc of the Pacific Rim Terrane, Vancouver Island, Canada
Alexander C. Geen and Dante Canil
Table of Contents
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American Mineralogist is an international journal that publishes mineralogical papers of broad interest to the geoscience and materials science community.