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Volume 106, Number 4
April 2021
Issue Cover
ISSN 0003-004X
EISSN 1945-3027

SPECIAL COLLECTION: UNDERSTANDING PALEO-OCEAN PROXIES: INSIGHTS FROM IN SITU ANALYSES

Gamma-enhancement of reflected light images: A rapid, effective tool for assessment of compositional heterogeneity in pyrite
QiaoQiao Zhu; Nigel J. Cook; GuiQing Xie; Cristiana L. Ciobanu; Wei Jian; Benjamin P. Wade; Jing Xu
View articletitled, Gamma-enhancement of reflected light images: A rapid, effective tool for assessment of compositional heterogeneity in pyrite
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American Mineralogist April 01, 2021, Vol.106, 497-505. doi:https://doi.org/10.2138/am-2020-7606

SPECIAL COLLECTION: ORIGINS OF OUR SOLAR SYSTEM AND ITS ORGANIC COMPOUNDS

Thermal metamorphic history of Antarctic CV3 and CO3 chondrites inferred from the first- and second-order Raman peaks of polyaromatic organic carbon
Mehmet Yesiltas; Jordan Young; Timothy D. Glotch
View articletitled, Thermal metamorphic history of Antarctic CV3 and CO3 chondrites inferred from the first- and second-order Raman peaks of polyaromatic organic carbon
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American Mineralogist April 01, 2021, Vol.106, 506-517. doi:https://doi.org/10.2138/am-2021-7507

SPECIAL COLLECTION: EXPERIMENTAL AND PETROLOGIC INVESTIGATION OF HALOGENS, SULFUR, AND OTHER VOLATILE SPECIES IN IGNEOUS SYSTEMS IN HONOR OF JIM WEBSTER

A quantitative description of fission-track etching in apatite
Carolin Aslanian; Raymond Jonckheere; Bastian Wauschkuhn; Lothar Ratschbacher
View articletitled, A quantitative description of fission-track etching in apatite
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American Mineralogist April 01, 2021, Vol.106, 518-526. doi:https://doi.org/10.2138/am-2021-7614

ARTICLES

Spectroscopic analysis of allophane and imogolite samples with variable Fe abundance for characterizing the poorly crystalline components on Mars
Thomas Jeute; Leslie L. Baker; Janice L. Bishop; Zaenal Abidin; Elizabeth B. Rampe
View articletitled, Spectroscopic analysis of allophane and imogolite samples with variable Fe abundance for characterizing the poorly crystalline components on Mars
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American Mineralogist April 01, 2021, Vol.106, 527-540. doi:https://doi.org/10.2138/am-2020-7329
Relationship between 207Pb NMR chemical shift and the morphology and crystal structure for the apatites Pb5(AO4)3Cl, vanadinite (A = V), pyromorphite (A = P), and mimetite (A = As)
Otto E.O. Zeman; Rupert Hochleitner; Wolfgang W. Schmahl; Konstantin Karaghiosoff; Thomas Bräuniger
View articletitled, Relationship between <sup>207</sup>Pb NMR chemical shift and the morphology and crystal structure for the apatites Pb<sub>5</sub>(AO<sub>4</sub>)<sub>3</sub>Cl, vanadinite (A = V), pyromorphite (A = P), and mimetite (A = As)
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American Mineralogist April 01, 2021, Vol.106, 541-548. doi:https://doi.org/10.2138/am-2021-7368
Effect of cationic substitution on the pressure-induced phase transitions in calcium carbonate
Naira S. Martirosyan; Ilias Efthimiopoulos; Lea Pennacchioni; Richard Wirth; Sandro Jahn; Monika Koch-Müller
View articletitled, Effect of cationic substitution on the pressure-induced phase transitions in calcium carbonate
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American Mineralogist April 01, 2021, Vol.106, 549-558. doi:https://doi.org/10.2138/am-2021-7547
Immiscible-melt inclusions in corundum megacrysts: Microanalyses and geological implications
Xi-Sheng Xu; Xiao-Ming Chen; William L. Griffin; Suzanne Y. O'Reilly; Xi-Song Zhang; Li-Hui Chen
View articletitled, Immiscible-melt inclusions in corundum megacrysts: Microanalyses and geological implications
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American Mineralogist April 01, 2021, Vol.106, 559-569. doi:https://doi.org/10.2138/am-2020-7347
Water quantification in olivine and wadsleyite by Raman spectroscopy and study of errors and uncertainties
Loïs Martinek; Nathalie Bolfan-Casanova
View articletitled, Water quantification in olivine and wadsleyite by Raman spectroscopy and study of errors and uncertainties
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American Mineralogist April 01, 2021, Vol.106, 570-580. doi:https://doi.org/10.2138/am-2021-7264
High-pressure and high-temperature vibrational properties and anharmonicity of carbonate minerals up to 6 GPa and 500 °C by Raman spectroscopy
Stefan Farsang; Remo N. Widmer; Simon A.T. Redfern
View articletitled, High-pressure and high-temperature vibrational properties and anharmonicity of carbonate minerals up to 6 GPa and 500 °C by Raman spectroscopy
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American Mineralogist April 01, 2021, Vol.106, 581-598. doi:https://doi.org/10.2138/am-2020-7404
Vanadium-induced coloration in grossite (CaAl4O7) and hibonite (CaAl12O19)
Matteo Ardit; Fernando Cámara; Ulf Hålenius
View articletitled, Vanadium-induced coloration in grossite (CaAl<sub>4</sub>O<sub>7</sub>) and hibonite (CaAl<sub>12</sub>O<sub>19</sub>)
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American Mineralogist April 01, 2021, Vol.106, 599-608. doi:https://doi.org/10.2138/am-2020-7544
Incorporation mechanism of tungsten in W-Fe-Cr-V-bearing rutile
Juraj Majzlan; Ralph Bolanz; Jörg Göttlicher; Tomáš Mikuš; Stanislava Milovská; Mária Čaplovičová; Martin Števko; Christiane Rössler; Christian Matthes
View articletitled, Incorporation mechanism of tungsten in W-Fe-Cr-V-bearing rutile
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American Mineralogist April 01, 2021, Vol.106, 609-619. doi:https://doi.org/10.2138/am-2021-7653
Titanium diffusion profiles and melt inclusion chemistry and morphology in quartz from the Tshirege Member of the Bandelier Tuff
Joseph R. Boro; John A. Wolff; Owen K. Neill; Arron R. Steiner; Frank C. Ramos
View articletitled, Titanium diffusion profiles and melt inclusion chemistry and morphology in quartz from the Tshirege Member of the Bandelier Tuff
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American Mineralogist April 01, 2021, Vol.106, 620-632. doi:https://doi.org/10.2138/am-2021-7395
Vasilseverginite, Cu9O4(AsO4)2(SO4)2, a new fumarolic mineral with a hybrid structure containing novel anion-centered tetrahedral structural units
Igor V. Pekov; Sergey N. Britvin; Sergey V. Krivovichev; Vasiliy O. Yapaskurt; Marina F. Vigasina; Anna G. Turchkova; Evgeny G. Sidorov
View articletitled, Vasilseverginite, Cu<sub>9</sub>O<sub>4</sub>(AsO<sub>4</sub>)<sub>2</sub>(SO<sub>4</sub>)<sub>2</sub>, a new fumarolic mineral with a hybrid structure containing novel anion-centered tetrahedral structural units
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American Mineralogist April 01, 2021, Vol.106, 633-640. doi:https://doi.org/10.2138/am-2020-7611
Priscillagrewite-(Y), (Ca2Y)Zr2Al3O12: A new garnet of the bitikleite group from the Daba-Siwaqa area, the Hatrurim Complex, Jordan
Irina Galuskina; Evgeny Galuskin; Yevgeny Vapnik; Grzegorz Zeliński; Krystian Prusik
View articletitled, Priscillagrewite-(Y), (Ca<sub>2</sub>Y)Zr<sub>2</sub>Al<sub>3</sub>O<sub>12</sub>: A new garnet of the bitikleite group from the Daba-Siwaqa area, the Hatrurim Complex, Jordan
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American Mineralogist April 01, 2021, Vol.106, 641-649. doi:https://doi.org/10.2138/am-2021-7692
Stöfflerite, (Ca,Na)(Si,Al)4O8 in the hollandite structure: A new high-pressure polymorph of anorthite from martian meteorite NWA 856
Oliver Tschauner; Chi Ma; John G. Spray; Eran Greenberg; Vitali B. Prakapenka
View articletitled, Stöfflerite, (Ca,Na)(Si,Al)<sub>4</sub>O<sub>8</sub> in the hollandite structure: A new high-pressure polymorph of anorthite from martian meteorite NWA 856
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American Mineralogist April 01, 2021, Vol.106, 650-655. doi:https://doi.org/10.2138/am-2021-7563
Recycled volatiles determine fertility of porphyry deposits in collisional settings
Bo Xu; Zeng-Qian Hou; William L. Griffin; Yongjun Lu; Elena Belousova; Ji-Feng Xu; Suzanne Y. O'Reilly
View articletitled, Recycled volatiles determine fertility of porphyry deposits in collisional settings
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American Mineralogist April 01, 2021, Vol.106, 656-661. doi:https://doi.org/10.2138/am-2021-7714

LETTERS

Nitrogen diffusion in silicate melts under reducing conditions
Julien Boulliung; Célia Dalou; Laurent Tissandier; Evelyn Füri; Yves Marrocchi
View articletitled, Nitrogen diffusion in silicate melts under reducing conditions
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American Mineralogist April 01, 2021, Vol.106, 662-666. doi:https://doi.org/10.2138/am-2021-7799CCBYNCND

BOOK REVIEW

Book Review
Eric J. Pyle
View articletitled, Book Review
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American Mineralogist April 01, 2021, Vol.106, 667-668. doi:https://doi.org/10.2138/am-2021-B10649
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  • Online ISSN 1945-3027
  • ISSN 0003-004X
  • Copyright © 2023 Mineralogical Society of America
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