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Welcome to the American Mineralogist Papers in Press (PIP) page. Recently all Papers in Press have been made open to all readers. These Papers in Press are unedited manuscripts accepted for publication that will undergo copyediting, layout, and review of the proof before being published. Always consult the final, published document as a good practice. Remember to have your institution subscribe to American Mineralogist! Note that individual online subscriptions are via membership in MSA (and members get free online color in their paper) -- check out all the info via the pull-down links above including how to be an author and submit your paper.

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Please cite these papers: Authors (Year) Title. American Mineralogist, in press. DOI.(DOI is live when article is live.)

Title Authors DOI PIP
Cation partitioning among crystallographic sites based on bond-length constraints in tourmaline-supergroup mineralsPeter Bačík and Jana Fridrichová10.2138/am-2021-7804link
Characterization and assessment of the potential toxicity/pathogenicity of Russian commercial chrysotileDario Di Giuseppe, Alessandro Zoboli, Luca Nodari, Luca Pasquali, Orietta Sala, Paolo Ballirano, Daniele Malferrari, Simona Raneri, Miriam Hanuskova, and Alessandro F. Gualtieri10.2138/am-2021-7710link
Establishing the P–T path of UHT granulites by geochemically distinguishing peritectic from retrograde garnetShujuan Jiao, Noreen J. Evans, Jinghui Guo, Ian C. W. Fitzsimons, Jian-Wei Zi, and Bradley J. McDonald10.2138/am-2021-7681link
Graphite paradox in Baikal geyserite paleovalley, RussiaTatyana G. Shumilova, Yulia V. Danilova, Joachim Mayer, Sergey I. Isaenko, and Boris S. Danilov, and Vasily V. Ulyashev10.2138/am-2021-7711link
The suppression of lone-pair-stereoactivity in [Cu+(As3+O3)4] clusters in dixenite: a tribute to Paul B. MooreFrank C. Hawthorne and John M. Hughes10.2138/am-2021-7719link
Various antiphase domains in garnet-hosted omphacite in low temperature eclogite: A FIB–TEM study on heterogeneous ordering processesRyo Fukushima, Tatsuki Tsujimori, and Nobuyoshi Miyajima10.2138/am-2021-7784link
An evolutionary system of mineralogy, Part V: Aqueous and thermal alteration of planetesimals (~4565 to 4550 Ma)Robert M. Hazen and Shaunna M. Morrison10.2138/am-2021-7760link
Analysis and visualization of the evolution of mineral discoveries, their distribution and naming processVitalii Ponomar and Liubomyr Gavryliv10.2138/am-2021-7589link
Crystal chemistry of schreibersite, (Fe,Ni)3PSergey N. Britvin, Maria G. Krzhizhanovskaya, Andrey A. Zolotarev, Liudmila A. Gorelova, Edita V. Obolonskaya, Natalia S. Vlasenko, Vladimir V. Shilovskikh, and Mikhail N. Murashko10.2138/am-2021-7766link
A New Method to Rapidly and Accurately Assess the Mechanical Properties of Geologically Relevant MaterialsPu Deng, Sean Vincent Herrera, and Barton Charles Prorok10.2138/am-2021-7455link
Constraints on scheelite genesis at the Dabaoshan stratabound polymetallic deposit, South ChinaShi-Qiang Su, Ke-Zhang Qin, Guang-Ming Li, Ross R. Large, Paul Olin, and Noreen J. Evans10.2138/am-2021-7499link
Limited channelized fluid infiltration in the Torres del Paine contact aureoleGuillaume Siron, Robert Bodner, Lukas Baumgartner, Benita Putlitz, and Torsten Vennemann10.2138/am-2021-7622link
Recycled volatiles determine fertility of porphyry deposits in collisional settingsBo Xu, William L. Griffin, Zeng-Qian Hou, Yongjun Lu, Elena Belousova, Ji-Feng Xu, and Suzanne Y. O’Reilly10.2138/am-2021-7714link
Are the Thermodynamic Properties of Natural and Synthetic Mg2SiO4-Fe2SiO4 Olivines the Same?Charles A. Geiger, Noreen M. Vielreicher and Edgar Dachs10.2138/am-2021-7764CCBYlink
EntraPT: an online platform for elastic geothermobarometryMattia Luca Mazzucchelli, Ross John Angel, and Matteo Alvaro10.2138/am-2021-7693CCBYNCNDlink
News and views on elastic geobarometry: Mazzucchelli et al. (2020)Fabrizio Nestola10.2138/am-2021-7845link
Plagioclase population dynamics and zoning in response to changes in temperature and pressureBenjamin J. Andrews10.2138/am-2021-7491link
Stable and Transient Isotopic Trends in the Crustal Evolution of Zealandia CordilleraJoshua J. Schwartz, Solishia Andico, Rose Turnbull, Keith A. Klepeis, Andy Tulloch, Kouki Kitajima, and John W. Valley10.2138/am-2021-7626link
A model for the kinetics of high temperature reactions between polydisperse volcanic ash and SO2 gasFabian B. Wadsworth, Jérémie Vasseur, Ana Silvia Casas, Pierre Delmelle, Kai-Uwe Hess, Paul M. Ayris, and Donald B. Dingwell10.2138/am-2021-7691link
Cr2O3 in Corundum: Ultra-high contents under reducing conditionsWilliam L. Griffin, Sarah E.M. Gain, Martin Saunders, Fernando Cámara, Luca Bindi, Deborah Spartà Toledo, and Suzanne Y. O’Reilly10.2138/am-2021-7680link
Heat Capacity and Thermodynamic Functions of Partially Dehydrated Sodium and Zinc Zeolite A (LTA)Matthew S. Dickson, Peter F. Rosen, Grace Neilsen, Jason J. Calvin, Alexandra Navrotsky, and Brian F. Woodfield10.2138/am-2021-7726link
High pressure, halogen-bearing melt preserved in ultra-high temperature felsic granulites of the Central Maine Terrane, Connecticut (US)Silvio Ferrero, Jay J. Ague, Patrick J. O’Brien, Bernd Wunder, Laurent Remusat, Martin A. Ziemann, and Jennifer Axler10.2138/am-2021-7690link
P-V-T measurements of Fe3C to 117 GPa and 2100 K: implications for stability of Fe3C phase at core conditionsChris McGuire, Tetsuya Komabayashi, Samuel Thompson, Geoffrey Bromiley, Takayuki Ishii, Eran Greenberg, and Vitali B. Prakapen10.2138/am-2021-7581link
Deformation and Strength of Mantle Relevant Garnets: Implications for the Subduction of Basaltic-rich CrustCara E. Vennari, Feng Lin, Martin Kunz, Masaki Akaogi, Lowell Miyagi, and Quentin Williams10.2138/am-2021-7587link
Effect of magnesium on monohydrocalcite formation and unit cell parametersOleg S. Vereshchagin, Olga V. Frank-Kamenetskaya, Maria A. Kuz'mina, Irina A. Chernyshova, and Vladimir V. Shilovskikh10.2138/am-2021-7673link
Formation pathway of norsethite dominated by solution chemistry under ambient conditionsYi Fan Zhang, Qi Zhi Yao, Fei Jin Qian, Han Li, Gen Tao Zhou, and Sheng Quan Fu10.2138/am-2021-7348link
Partial melting and P-T evolution of eclogite-facies metapelitic migmatites from the Egere terrane (Central Hoggar, South Algeria)Amar Arab, Gaston Godard, Khadidja Ouzegane, Antonio Acosta-Vigild, Jean-Robert Kiénast, Manuel J. Román-Alpiste, Carlos J. Garrido, and Amar Drareni10.2138/am-2021-7342link
Targeting Mixtures of Jarosite and Clay Minerals for Mars ExplorationNancy W. Hinman, Janice L. Bishop, Virginia C. Gulick, J. Michelle Kotler Dettmann, Paige Morkner, Genesis Berlanga, Ruth M. Henneberger, Peter Bergquist, Charles Doc Richardson, Malcolm R. Walter, Lindsay A. MacKenzie, Roberto P. Anitori, and Jill R. Scott10.2138/am-2021-7415link
Zirconolite from Larvik Plutonic Complex, Norway, its relationship to stefanweissite and nöggerathite, and contribution to the improvement of zirconolite endmember systematicsJakub Haifler, Radek Škoda, Jan Filip, Alf Olav Larsen, and Jan Rohlíček10.2138/am-2021-7510link
Crystal chemistry and high-temperature vibrational spectra of humite and norbergite: fluorine and titanium in humite-group mineralsDan Liu, Sarah M. Hirner, Joseph R. Smyth, Junfeng Zhang, Xiaochao Shi, Xiang Wang, Xi Zhu, and Yu Ye10.2138/am-2021-7538link
Nanomineralogy of hydrothermal magnetite from Acropolis, South Australia: Genetic implications for iron-oxide copper gold mineralizationMax R. Verdugo-Ihl, Cristiana L. Ciobanu, Nigel J. Cook, Kathy Ehrig, Ashley Slattery, Liam Courtney-Davies, and Marija Dmitrijeva10.2138/am-2021-7557link
Non-linear Effects of Hydration on High-Pressure Sound Velocities of Rhyolitic GlassesJesse T. Gu, Suyu Fu, James E. Gardner, Shigeru Yamashita, Takuo Okuchi, and Jung-Fu Lin10.2138/am-2021-7597link
Reducing epistemic and model uncertainty in ionic inter-diffusion chronology: A 3D observation and dynamic modeling approach using olivine from Piton de la Fournaise, La RéunionFiona K. Couperthwaite, Daniel J. Morgan, Matthew J. Pankhurst, Peter D. Lee, and James M. D. Day10.2138/am-2021-7296CCBYlink
Ultra-reduced phases in ophiolites cannot come from Earth's mantleChris Ballhaus, Hassan M. Helmy, Rául O.C. Fonseca, Richard Wirth, Anja Schreiber, and Niels Jöns10.2138/am-2021-7612link
Ferropyrosmalite-bearing fluid inclusions in the North Patagonian Andes metasedimentary basement, Argentina: A record of regional metasomatismGraciela Sosa, Sebastián Oriolo, Alfons Van den Kerkhof, Pablo Diego González, Ezequiel Olaizola, and Florencia Bechis10.2138/am-2021-7525link
High-pressure syntheses and crystal structure analyses of a new low-density CaFe2O4- related and CaTi2O4-type MgAl2O4 phasesTakayuki Ishii, Giacomo Criniti, Elena Bykova, Leonid Dubrovinsky, Tomoo Katsura, Hidekazu Arii, Hiroshi Kojitani, and Masaki Akaogi10.2138/am-2021-7619link
Timescales of crystal mush mobilization in the Bárðarbunga-Veiðivötn volcanic system based on olivine diffusion chronometryAlberto Caracciolo, Maren Kahl, Enikő Bali, Guðmundur H. Guðfinnsson, Sæmundur A. Halldórsson, and Margaret E. Hartley10.2138/am-2021-7670link
Chemical reactions in the Fe2SiO4-D2 system with a variable deuterium content at 7.5 GPaVadim S. Efimchenko, Nicolay V. Barkovskii, Vladimir K. Fedotov, Konstantin P. Meletov, and Artem V. Prokoshin10.2138/am-2021-7697link
Discovery of terrestrial allabogdanite (Fe,Ni)2P, and the effect of Ni and Mo substitution on the barringerite-allabogdanite high-pressure transitionSergey N. Britvin, Oleg S. Vereshchagin, Vladimir V. Shilovskikh, Maria G. Krzhizhanovskaya, Liudmila A. Gorelova, Natalia S. Vlasenko, Anna S. Pakhomova, Anatoly N. Zaitsev, Andrey A. Zolotarev, Maxim Bykov, Maksim S. Lozhkin, and Fabrizio Nestola10.2138/am-2021-7621link
Magnesio-Lucchesiite, Camg3Al6(Si6O18)(Bo3)3(Oh)3O, A New Species Of The Tourmaline SupergroupEmily D. Scribner, Jan Cempírek, Lee A. Groat, R. James Evans, Cristian Biagioni, Ferdinando Bosi, Andrea Dini, Ulf Hålenius, Paolo Orlandi, and Marco Pasero10.2138/am-2021-7496link
Olivine from aillikites in the Tarim large igneous province as a window into mantle metasomatism and multi-stage magma evolutionChanghong Wang, Zhaochong Zhang, Qiuhong Xie, Zhiguo Cheng, Weiliang Kong, Bingxiang Liu, M. Santosh, and Shengkai Jin10.2138/am-2021-7521link
Precise determination of the effect of temperature on the density of solid and liquid iron, nickel, and tinAsaka Kamiya, Hidenori Terasaki, and Tadashi Kondo10.2138/am-2021-7509link
Tourmaline composition and boron isotope signature as a tracer of magmatic-hydrothermal processesKun-Feng Qiu, Hao-Cheng Yu, Callum Hetherington, Ya-Qi Huang, Tao Yang, and Jun Deng10.2138/am-2021-7495link
Experiments on two techniques for the removal of barite from detrital zirconAaron J. Martin, Edna L. Guerrero-Juarez, and Claudia L. Rocha-Estopier10.2138/am-2021-7436link
Hydroxylpyromorphite, modern description and characterization of a mineral important to lead-remediationTravis A. Olds, Anthony R. Kampf, John F. Rakovan, Peter C. Burns, Owen P. Mills, and Cullen Laughlin-Yurs10.2138/am-2021-7516link
Incorporation of tetrahedral ferric iron in hydrous ringwooditeAndrew R. Thomson, Ross O. Piltz, Wilson A. Crichton, Valerio Cerantola, Isra S. Ezad, David P. Dobson, Ian G. Wood, and John P. Brodholt10.2138/am-2021-7539link
The evolution of saponite: An experimental study based on crystal chemistry and crystal growthChaoqun Zhang, Hongping He, Sabine Petit, Fabien Baron, Qi Tao, Brian Gregoire, Jianxi Zhu, Yiping Yang, Shichao Ji, and Shangying Li10.2138/am-2021-7625link
Zhanghuifenite, Na3Mn2+ 4Mg2Al(PO4)6, a new mineral isostructural with bobfergusonite, from the Santa Ana mine, San Luis province, ArgentinaHexiong Yang, Anaïs Kobsch, Xiangping Gu, Robert T. Downs, and Xiande Xie10.2138/am-2021-7598link
Early Archean alteration minerals in mafic-ultramafic rocks of the Barberton greenstone belt as petrological analogues for clay mineralogy on MarsEugene G. Grosch, Janice L. Bishop, Christian Mielke, Alessandro Maturilli, and Joern Helbert10.2138/am-2021-7656link
Multiple generations of tourmaline from Yushishanxi leucogranite in South Qilian of western China record a complex formation history from B-rich melt to hydrothermal fluidTao Liu and Shao Yong Jiang10.2138/am-2021-7473link
Stöfflerite, (Ca,Na)(Si,Al)4O8 in the hollandite structure: A new high-pressure polymorph of anorthite from martian meteorite NWA 856Oliver Tschauner, Chi Ma, John G. Spray, Eran Greenberg, and Vitali B. Prakapenka10.2138/am-2021-7563link
Thermal Expansion of Minerals in the Pyroxene System and Examination of Various Thermal Expansion ModelsGuy L. Hovis, Mario Tribaudino, Amanda Leaman, Christine Almer, Caitlin Altomare, Matthew Morris, Nicole Maksymiw, Derek Morris, Kevin Jackson, Brian Scott, Gary Tomaino, and Luciana Mantovani10.2138/am-2021-7650link
A quantitative description of fission-track etching in apatiteCarolin Aslanian, Raymond Jonckheere, Bastian Wauschkuhn, and Lothar Ratschbacher10.2138/am-2021-7614link
Priscillagrewite-(Y), (Ca2Y)Zr2Al3O12 - a new garnet of the bitikleite group from the Daba- Siwaqa area, the Hatrurim Complex, JordanIrina Galuskina, Evgeny Galuskin, Yevgeny Vapnik, Grzegorz Zeliński, and Krystian Prusik10.2138/am-2021-7692link
Structural variations across the nepheline (NaAlSiO4)-kalsilite (KAlSiO4) seriesSytle M. Antao and Guy L. Hovis10.2138/am-2021-7484link
The (Chemical) Potential for Understanding Overstepped Garnet Nucleation and GrowthAlexandra Nagurney, Mark J. Caddick, Besim Dragovic, and Kristen Busse10.2138/am-2021-7354link
The potential for aqueous fluid-rock and silicate melt-rock interactions to re-equilibrate hydrogen in peridotite nominally anhydrous mineralsKendra J. Lynn and Jessica M. Warren10.2138/am-2021-7435link
A reassessment of the amphibole-plagioclase NaSi–CaAl exchange thermometer with applications to igneous and high-grade metamorphic rocksJosé Francisco Molina, Aitor Cambeses, Juan Antonio Moreno, Irene Morales, Pilar Montero, and Fernando Bea10.2138/am-2021-7400link
An evolutionary system of mineralogy, Part IV: Planetesimal differentiation and impact mineralization (4566 to 4560 Ma)Shaunna M. Morrison and Robert M. Hazen10.2138/am-2021-7632link
Constraints on deep, CO2-rich degassing at arc volcanoes from solubility experiments on hydrous basaltic andesite of Pavlof Volcano, Alaska Peninsula, at 300 to 1200 MPaMargaret T. Mangan, Thomas W. Sisson, W. Ben Hankins, Nobumichi Shimizu, and Torsten Vennemann10.2138/am-2021-7531link
Incorporation mechanism of tungsten in W-Fe-Cr-V-bearing rutileJuraj Majzlan, Ralph Bolanz, Jörg Göttlicher, Tomáš Mikuš, Stanislava Milovská, Mária Čaplovičová, Martin Števko, Christiane Rößler, and Christian Matthes10.2138/am-2021-7653link
Three-dimensional and microstructural fingerprinting of gold nanoparticles at fluid-mineral interfacesHaoyang Zhou, Richard Wirth, Sarah A. Gleeson, Anja Schreiber, and Sathish Mayanna10.2138/am-2021-7696link
Characterization of the metasomatizing agent in the upper mantle beneath the northern Pannonian Basin based on Raman imaging, FIB-SEM and LA-ICP-MS analyses of silicate melt inclusions in spinel peridotiteNóra Liptai, Márta Berkesi, Levente Patkó, Robert J. Bodnar, Suzanne Y. O’Reilly, William L. Griffin, and Csaba Szabó10.2138/am-2021-7292link
Effect of cationic substitution on the pressure-induced phase transitions in calcium carbonateNaira S. Martirosyan, Ilias Efthimiopoulos, Lea Pennacchioni, Richard Wirth, Sandro Jahn, and Monika Koch-Müller10.2138/am-2021-7547link
Oxygen isotope ratios in zircon and garnet: A record of assimilation and fractional crystallization in the Dinkey Dome peraluminous granite, Sierra Nevada, CARaiza R. Quintero, Kouki Kitajima, Jade Star Lackey, Reinhard Kozdon, Ariel Strickland, and John W. Valley10.2138/am-2021-7472link
Raman Spectroscopy Study of Manganese Oxides – Layer StructuresJeffrey E. Post, David McKeown, and Peter J. Heaney10.2138/am-2021-7666link
Relation 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 Karaghiosoffa, and Thomas Bräuniger10.2138/am-2021-7368link
Thermal metamorphic history of Antarctic CV3 and CO3 chondrites inferred from the first and second order Raman peaks of polyaromatic organic carbonMehmet Yesiltas, Jordan Young, and Timothy D. Glotch10.2138/am-2021-7507link
Titanium diffusion profiles and melt inclusion chemistry and morphology in quartz from the Tshirege Member of the Bandelier TuffJoseph R. Boro, John A. Wolff, Owen K. Neill, Arron R. Steiner, and Frank C. Ramos10.2138/am-2021-7395link
Water quantification in olivine and wadsleyite by Raman spectroscopy and study of errors and uncertaintiesMartinek Loïs and Bolfan-Casanova Nathalie10.2138/am-2021-7264link
Gamma-enhancement of reflected light images: a rapid, effective tool for assessment of compositional heterogeneity in pyriteQiaoqiao Zhu, Nigel J. Cook, Guiqing Xie, Cristiana L. Ciobanu, Wei Jian, Benjamin P. Wade, and Jing Xu10.2138/am-2020-7606link
High-pressure and high-temperature vibrational properties and anharmonicity of carbonate minerals up to 6 GPa and 500 ˚C by Raman spectroscopyStefan Farsang, Remo N. Widmer, and Simon A. T. Redfern10.2138/am-2020-7404link
Immiscible-melt inclusions in corundum megacrysts: Microanalyses and geological implicationsXi-Sheng Xu, Xiao-Ming Chen, William L. Griffin, Suzanne Y. O’reilly, Xi-Song Zhang, and Li-Hui Chen10.2138/am-2020-7347link
Spectroscopic Analysis of Allophane and Imogolite Samples with Variable Fe Abundance for Characterizing the Poorly Crystalline Components on MarsThomas Jeute, Leslie L. Baker, Janice L. Bishop, Zaenal Abidin, and Elizabeth B. Rampe10.2138/am-2020-7329link
Vanadium-induced coloration in grossite (CaAl4O7) and hibonite (CaAl12O19)Matteo Ardit, Fernando Cámara, and Ulf Hålenius10.2138/am-2020-7544link
Vasilseverginite, Cu9O4(AsO4)2(SO4)2, a new fumarolic mineral with a hybrid structure containing novel anion-centered tetrahedral structural unitsIgor V. Pekov, Sergey N. Britvin, Sergey V. Krivovichev, Vasiliy O. Yapaskurt, Marina F. Vigasina, Anna G. Turchkova, and Evgeny G. Sidorov10.2138/am-2020-7611link
An evolutionary system of mineralogy, Part III: Primary chondrule mineralogy (4566 to 4561 Ma)Robert M. Hazen, Shaunna M. Morrison, and Anirudh Prabhu10.2138/am-2020-7564link
Crystallization and melt extraction of a garnet-bearing charnockite from South China: Constraints from petrography, geochemistry, mineral thermometer and rhyolite-MELTS modelingXi-Song Zhang, Xi-Sheng Xu, Yan Xia, and Kai Zhao10.2138/am-2020-7335link
Iron isotope fractionation in reduced hydrothermal gold deposits: A case study from the Wulong gold deposit, Liaodong Peninsula, East ChinaJiahao Zheng, Bin Chen, Shuaijie Liu, and Chuang Bao10.2138/am-2020-7534link
Tungsten mineralization during evolution of a magmatic–hydrothermal system: mineralogical evidence from the Xihuashan rare-metal granite in South ChinaJie Li, Xiao-Long Huang, Qi Fu, and Wu-Xian Li10.2138/am-2020-7514link
Competitive adsorption geometries for the arsenate As(V) and phosphate P(V) oxyanions on magnetite surfaces: Experiments and theoryXiaoliang Liang, Xiaoju Lin, Gaoling Wei, Lingya Ma, Hongping He, David Santos-Carballal, Jianxi Zhu, Runliang Zhu, and Nora H. De Leeuw10.2138/am-2020-7350link
Fluid source and metal precipitation mechanism of sediment-hosted Chang’an orogenic gold deposit, SW China: constraints from sulfide texture, trace element, S, Pb and He–Ar isotopes and calcite C–O isotopesLin Yang, Qingfei Wang, Ross R. Large, Indrani Mukherjee, Jun Deng, Huajian Li, Huazhi Yu, and Xuan Wang10.2138/am-2020-7508link
Probing transformation path from aluminum (oxy)hydroxides (boehmite, bayerite, and gibbsite) to metastable alumina: A view from high-resolution 27Al MAS NMRHyo-Im Kim and Sung Keun Lee10.2138/am-2020-7481link
Atomic-scale Characterization of Commensurate and Incommensurate Vacancy Superstructures in Natural PyrrhotitesLei Jin, Dimitrios Koulialias, Michael Schnedler, Andreas U. Gehring, Mihály Pósfai, Philipp Ebert, Michalis Charilaou, Robin E. Schäublin, Chun-Lin Jia, Jörg F. Löffler, and Rafal. E. Dunin-Borkowski10.2138/am-2020-7479CCBYlink
Elucidating the natural-synthetic mismatch of Pb2+Te4+O3: the redefinition of fairbankite to Pb2+12(Te44+O3)11(SO4)Owen P. Missen, Michael S. Rumsey, Stuart J. Mills, Matthias Weil, Jens Najorka, John Spratt, and Uwe Kolitsch10.2138/am-2020-7536link
P–V–T equation of state of hydrous phase A up to 10.5 GPaCuiping Yang, Toru Inoue, and Takumi Kikegawa10.2138/am-2020-7132link
Raman signatures of the distortion and stability of MgCO3 to 75 GPaChaoshuai Zhao, Chaojia Lv, Liangxu Xu, Lin Liang, and Jin Liu10.2138/am-2020-7490link
Contrasting compositions between phenocrystic and xenocrystic olivines in the Cenozoic basalts from central Mongolia: Constraints on source lithology and regional upliftYunying Zhang, Chao Yuan, Min Sun, Zongying Huang, Tserendash Narantsetseg, Zhongyuan Ren, Pengfei Li, and Qinglin Zhang10.2138/am-2020-7431link
Decompression experiments for sulfur-bearing hydrous rhyolite magma: Redox evolution during magma decompressionSatoshi Okumura, Hidemi Ishibashi, Shoichi Itoh, Akimasa Suzumura, Yoshihiro Furukawa, Takahiro Miwa, and Hiroyuki Kagi10.2138/am-2020-7535link
Effect of water on carbonate-silicate liquid immiscibility in the system KAlSi3O8-CaMgSi2O6-NaAlSi2O6-CaMg(CO3)2 at 6 GPa: implications for diamond-forming meltsAnton Shatskiy, Anton V. Arefiev, Ivan V. Podborodnikov, and Konstantin D. Litasov10.2138/am-2020-7551link
Jasonsmithite, a new phosphate mineral with a complex microporous framework, from the Foote mine, North Carolina, U.S.A.Anthony R. Kampf, Aaron J. Celestian, and Barbara P. Nash10.2138/am-2020-7582link
Major and trace element composition of olivine from magnesian skarns and silicate marblesNikolai Nekrylov, Pavel Yu. Plechov, Yulia D. Gritsenko, Maxim V. Portnyagin, Vasily D. Shcherbakov, Vasily A. Aydov, and Dieter Garbe-Schönberg10.2138/am-2020-7566link
New insights into the crystal chemistry of sauconite (Zn-smectite) from the Skorpion zinc deposit (Namibia) via a multi-methodological approachEmanuela Schingaro, Gennaro Ventruti, Doriana Vinci, Giuseppina Balassone, Nicola Mondillo, Fernando Nieto, Maria Lacalamita, and Matteo Leoni10.2138/am-2020-7460link
Experimental evaluation of a new H2O-independent thermometer based on olivine-melt Ni partitioning at crustal pressureXiaofei Pu, Gordon M. Moore, Rebecca A. Lange, Jack P. Touran, and Joel E. Gagnon10.2138/am-2020-7014link
Formation of metasomatic tourmalinites in reduced schists during the Black Hills Orogeny, South DakotaPeter I. Nabelek10.2138/am-2020-7405link
On the crystal chemistry of sulfur-rich lazurite, ideally Na7Ca(Al6Si6O24)(SO4)(S3)·nH2OAnatoly N. Sapozhnikov, Vladimir L. Tauson, Sergei V. Lipko, Roman Yu. Shendrik, Valery I. Levitskii, Lyudmila F. Suvorova, Nikita V. Chukanov, and Marina F. Vigasina10.2138/am-2020-7317link
Seaborgite, LiNa6K2(UO2)(SO4)5(SO3OH)(H2O), the first uranyl mineral containing lithiumAnthony R. Kampf, Travis A. Olds, Jakub Plášil, Joe Marty, Samuel N. Perry, Loretta Corcoran, and Peter C. Burns10.2138/am-2020-7540link
The composition of garnet in granite and pegmatite from the Gangdese orogen in southeastern Tibet: constraints on pegmatite petrogenesisMeng Yu, Qiong-Xia Xia, Yong-Fei Zheng, Zi-Fu, Zhao, Yi-Xiang Chen, Ren-Xu Chen, Xu Luo, Wan-Cai Li, and Haijun Xu10.2138/am-2020-7388link
The new mineral crowningshieldite: a high-temperature NiS polymorph found in a type IIa diamond from the Letseng mine, LesothoEvan M. Smith, Fabrizio Nestola, Leonardo Pasqualetto, Federico Zorzi, Luciano Secco, and Wuyi Wang10.2138/am-2020-7567link
Titanium in calcium amphibole: behaviour and thermometryYue Liao, Chunjing Wei, and Hafiz Ur Rehman10.2138/am-2020-7409link
Deciphering the enigmatic origin of Guyana’s diamondsRoy Bassoo, Kenneth S. Befus, Peng Liang, Steven L. Forman, and Glenn Sharman10.2138/am-2020-7486link
New insights into the control of visible gold fineness and deposition: A case study of the Sanshandao gold deposit (Jiaodong, China)Hong-Wei Peng, Hong-Rui Fan, Xuan Liu, Bo-Jie Wen, Yong-Wen Zhang, and Kai Feng10.2138/am-2020-7475link
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Experimental quantification of the Fe-valence state on amosite-asbestos boundaries using acSTEM Dual-Electron Energy-Loss SpectroscopyRuggero Vigliaturo, Simone Pollastri, Reto Gieré, Alessandro F. Gualtieri, and Goran Dražić10.2138/am-2019-7218link