American Mineralogist
LETTER
171
A novel carbon bonding environment in deep mantle high-pressure dolomite
Cara E. Vennari and Quentin Williams
SPECIAL COLLECTION: MICROPOROUS MATERIALS: CRYSTAL-CHEMISTRY, PROPERTIES, AND UTILIZATIONS
175
Structuration under pressure: Spatial separation of inserted water during pressure-induced hydration in mesolite
Yonghwi Kim, Jinhyuk Choi, Thomas Vogt, and Yongjae Lee
INVITED CENTENNIAL
1
The third isotope of the third element on the third planet
Douglas Rumble
SPECIAL COLLECTION: EARTH ANALOGS FOR MARTIAN GEOLOGICAL MATERIALS AND PROCESSES
11
Visible, near-infrared, and mid-infrared spectral characterization of Hawaiian fumarolic alteration near Kilauea’s December 1974 flow: Implications for spectral discrimination of alteration environments on Mars
Marcella Yant, Kelsey E. Young, A. Deanne Rogers, Amy C. McAdam, Jacob E. Bleacher, Janice L. Bishop, and Stanley A. Mertzman
SPECIAL COLLECTION: FROM MAGMAS TO ORE DEPOSITS
26
Magnetite-apatite deposit from Sri Lanka: Implications on Kiruna-type mineralization associated with ultramafic intrusion and mantle metasomatism
Xiao-Fang He, M. Santosh, T. Tsunogae, and Sanjeewa P.K. Malaviarachchi
39
The ore-forming magmatic-hydrothermal system of the Piaotang W-Sn deposit (Jiangxi, China) as seen from Li-mica geochemistry
Hélène Legros, Christian Marignac, Thomas Tabary, Julien Mercadier, Antonin Richard, Michel Cuney, Ru-Cheng Wang, Nicolas Charles, and Marc-Yves Lespinasse
REGULAR ARTICLE
55
Chlorine incorporation into amphibole and biotite in high-grade iron-formations: Interplay between crystallography and metamorphic fluids
Darrell J. Henry and Nicholas M. Daigle
69
Depth of formation of super-deep diamonds: Raman barometry of CaSiO3-walstromite inclusions
Chiara Anzolini, Mauro Prencipe, Matteo Alvaro, Claudia Romano, Alessandro Vona, Sofia Lorenzon, Evan M. Smith, Frank E. Brenker, and Fabrizio Nestola
75
Microtexture investigation of amblygonite–montebrasite series with lacroixite: Characteristics and formation process in pegmatites
Yohei Shirose and Seiichiro Uehara
85
Sound velocity measurements of hcp Fe-Si alloy at high pressure and high temperature by inelastic X-ray scattering
Takanori Sakairi, Tatsuya Sakamaki, Eiji Ohtani, Hiroshi Fukui, Seiji Kamada, Satoshi Tsutsui, Hiroshi Uchiyama, and Alfred Q.R. Baron
91
New insights into the metallogeny of MVT Zn-Pb deposits: A case study from the Nayongzhi in South China, using field data, fluid compositions, and in situ S-Pb isotopes
Jia-Xi Zhou, Xuan-Ce Wang, Simon A. Wilde, Kai Luo, Zhi-Long Huang, Tao Wu, and Zhong-Guo Jin
109
Slow weathering of a sandstone-derived Podzol (Falkland Islands) resulting in high content of a non-crystalline silicate
Javier Cuadros, Mara Cesarano, William Dubbin, Stuart W. Smith, Alexandra Davey, Baruch Spiro, Rodney G.O. Burton, and Anne D. Jungblut
125
Mineralogy, paragenesis, and mineral chemistry of REEs in the Olserum-Djupedal REE-phosphate mineralization, SE Sweden
Stefan S. Andersson, Thomas Wagner, Erik Jonsson, and Radoslaw M. Michallik
143
Leesite, K(H2O)2[(UO2)4O2(OH)5]∙3H2O, a new K-bearing schoepite-family mineral from the Jomac mine, San Juan County, Utah, U.S.A.
Travis A. Olds, Jakub Plášil, Anthony R. Kampf, Tyler Spano, Patrick Haynes, Shawn M. Carlson, Peter C. Burns, Antonio Simonetti, and Owen P. Mills
151
Chromium-bearing phases in the Earth’s mantle: Evidence from experiments in the Mg2SiO4–MgCr2O4 system at 10–24 GPa and 1600 °C
Ekaterina A. Sirotkina, Andrey V. Bobrov, Luca Bindi, and Tetsuo Irifune
CROSSROADS IN EARTH AND PLANETARY MATERIALS
161
High-pressure phase transitions in MgCr2O4·Mg2SiO4 composition: Reactions between olivine and chromite with implications for ultrahigh-pressure chromitites
Masaki Akaogi, Airi Kawahara, Hiroshi Kojitani, Kazuaki Yoshida, Yuki Anegawa, and Takayuki Ishii
BOOK REVIEW
179
BOOK REVIEW
DEPOSIT ITEMS
11
Visible, near-infrared, and mid-infrared spectral characterization of Hawaiian fumarolic alteration near Kilauea’s December 1974 flow: Implications for spectral discrimination of alteration environments on Mars
Marcella Yant, Kelsey E. Young, A. Deanne Rogers, Amy C. McAdam, Jacob E. Bleacher, Janice L. Bishop, and Stanley A. Mertzman
26
Magnetite-apatite deposit from Sri Lanka: Implications on Kiruna-type mineralization associated with ultramafic intrusion and mantle metasomatism
Xiao-Fang He, M. Santosh, T. Tsunogae, and Sanjeewa P.K. Malaviarachchi
39
The ore-forming magmatic-hydrothermal system of the Piaotang W-Sn deposit (Jiangxi, China) as seen from Li-mica geochemistry
Hélène Legros, Christian Marignac, Thomas Tabary, Julien Mercadier, Antonin Richard, Michel Cuney, Ru-Cheng Wang, Nicolas Charles, and Marc-Yves Lespinasse
55
Chlorine incorporation into amphibole and biotite in high-grade iron-formations: Interplay between crystallography and metamorphic fluids
Darrell J. Henry and Nicholas M. Daigle
69
Depth of formation of super-deep diamonds: Raman barometry of CaSiO3-walstromite inclusions
Chiara Anzolini, Mauro Prencipe, Matteo Alvaro, Claudia Romano, Alessandro Vona, Sofia Lorenzon, Evan M. Smith, Frank E. Brenker, and Fabrizio Nestola
75
Microtexture investigation of amblygonite–montebrasite series with lacroixite: Characteristics and formation process in pegmatites
Yohei Shirose and Seiichiro Uehara
91
New insights into the metallogeny of MVT Zn-Pb deposits: A case study from the Nayongzhi in South China, using field data, fluid compositions, and in situ S-Pb isotopes
Jia-Xi Zhou, Xuan-Ce Wang, Simon A. Wilde, Kai Luo, Zhi-Long Huang, Tao Wu, and Zhong-Guo Jin
109
Slow weathering of a sandstone-derived Podzol (Falkland Islands) resulting in high content of a non-crystalline silicate
Javier Cuadros, Mara Cesarano, William Dubbin, Stuart W. Smith, Alexandra Davey, Baruch Spiro, Rodney G.O. Burton, and Anne D. Jungblut
125
Mineralogy, paragenesis, and mineral chemistry of REEs in the Olserum-Djupedal REE-phosphate mineralization, SE Sweden
Stefan S. Andersson, Thomas Wagner, Erik Jonsson, and Radoslaw M. Michallik
143
Leesite, K(H2O)2[(UO2)4O2(OH)5]∙3H2O, a new K-bearing schoepite-family mineral from the Jomac mine, San Juan County, Utah, U.S.A.
Travis A. Olds, Jakub Plášil, Anthony R. Kampf, Tyler Spano, Patrick Haynes, Shawn M. Carlson, Peter C. Burns, Antonio Simonetti, and Owen P. Mills
151
Chromium-bearing phases in the Earth’s mantle: Evidence from experiments in the Mg2SiO4–MgCr2O4 system at 10–24 GPa and 1600 °C
Ekaterina A. Sirotkina, Andrey V. Bobrov, Luca Bindi, and Tetsuo Irifune
171
A novel carbon bonding environment in deep mantle high-pressure dolomite
Cara E. Vennari and Quentin Williams
175
Structuration under pressure: Spatial separation of inserted water during pressure-induced hydration in mesolite
Yonghwi Kim, Jinhyuk Choi, Thomas Vogt, and Yongjae Lee
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.