Sodium nanoparticles in alkali halide minerals: Why is villiaumite red and halite blue?
Georges Calas, Laurence Galoisy, and Alexis Geisler

Abstract      Members Full Text Download     Deposit Item

How to apply elastic geobarometry in geology
Fabrizio Nestola

Abstract      Members Full Text Download

Early Archean alteration minerals in mafic-ultramafic rocks of the Barberton greenstone belt as petrological analogs for clay mineralogy on Mars
Eugene G. Grosch, Janice L. Bishop, Christian Mielke, Alessandro Maturilli, and Jörn Helbert

Abstract      Members Full Text Download

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 peridotite
Nóra Liptai, Márta Berkesi, Levente Patkó, Robert J. Bodnar, Suzanne Y. O’Reilly, William L. Griffin, and Csaba Szabó

Abstract      Members Full Text Download     Deposit Item

The potential for aqueous fluid-rock and silicate melt-rock interactions to re-equilibrate hydrogen in peridotite nominally anhydrous minerals
Kendra J. Lynn and Jessica M. Warren

Abstract      Members Full Text Download     Deposit Item

Oxygen isotope ratios in zircon and garnet: A record of assimilation and fractional crystallization in the Dinkey Dome peraluminous granite, Sierra Nevada, California
Raiza R. Quintero, Kouki Kitajima, Jade Star Lackey, Reinhard Kozdon, Ariel Strickland, and John W. Valley

Abstract      Members Full Text Download     Deposit Item

An evolutionary system of mineralogy, Part IV: Planetesimal differentiation and impact mineralization (4566 to 4560 Ma)
Shaunna M. Morrison and Robert M. Hazen

Abstract      Members Full Text Download

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 MPa
Margaret T. Mangan, Thomas W. Sisson, W. Ben Hankins, Nobumichi Shimizu, and Torsten Vennemann

Abstract      Members Full Text Download

Electrical conductivity of diaspore, δ-AlOOH and ε-FeOOH
Ran Wang and Takashi Yoshino

Abstract      Members Full Text Download

A reassessment of the amphibole-plagioclase NaSi-CaAl exchange thermometer with applications to igneous and high-grade metamorphic rocks
José Francisco Molina, Aitor Cambeses, Juan Antonio Moreno, Irene Morales, Pilar Montero, and Fernando Bea

Abstract      Members Full Text Download     Deposit Item

Structural variations across the nepheline (NaAlSiO₄)–kalsilite (KAlSiO₄) series
Sytle M. Antao and Guy L. Hovis

Abstract      Members Full Text Download     Deposit Item

The (chemical) potential for understanding overstepped garnet nucleation and growth
Alexandra B. Nagurney, Mark J. Caddick, Besim Dragovic, and Kristen Busse

Abstract      Members Full Text Download     Deposit Item

EntraPT: An online platform for elastic geothermobarometry
Mattia Luca Mazzucchelli, Ross John Angel, and Matteo Alvaro

Open Access     Deposit Item

Presentation of the Dana Medal of the Mineralogical Society of America for 2020 to Daniela Rubatto
Sumit Chakraborty

Acceptance of the Dana Medal of the Mineralogical Society of America for 2020
Daniela Rubatto

Presentation of the Mineralogical Society of America Award for 2020 to Jin Liu
Ho-kwang “David” Mao

Acceptance of the Mineralogical Society of America Award for 2020
Jin Liu

Presentation of the 2020 Roebling Medal of the Mineralogical Society of America to Andrew Putnis
Michael F. Hochella, Jr.

Acceptance of the 2020 Roebling Medal of the Mineralogical Society of America
Andrew Putnis