@mineralsocamerica.bsky.social
Founded in 1919, the MSA’s mission is to diligently work on the advancement of mineralogy, crystallography, geochemistry, petrology, and promotion of their uses in other sciences, industry, and the arts. Website: msaweb.org
@mineralsocamerica.bsky.socialAmerican Mineralogist:
Fluid assimilation-fractional crystallization drives heavy zinc isotope enrichment in Himalayan leucogranites
Cuihua Luo, Gengxin Deng, Shubin Fang, Xiao Chi Liu, Fang Huang
doi.org/10.2138/am-2...
@mineralsocamerica.bsky.socialThin Section Thursday! Upper image: XPL. Lower image: Cathodoluminescence. 2.8 Ga tonalite from the Beartooth Mtns, MT with anti-perthitic exsolution of microcline (blue in CL) in a plagioclase host. Contributed by Darrell Henry.
Contact akoziol1 (at) udayton dot edu. #thinsectionthursday
@mineralsocamerica.bsky.socialAmerican Mineralogist:
Iron phyllosilicates: Targeted removal by acid treatment and their differing potential to immobilize aqueous sulfide
Spencer Bingham, Peter Solheid, Alon McCormick, R. Lee Penn
@mineralsocamerica.bsky.socialAmerican Mineralogist:
K+/Na+-smectite indicates a lake 3500 million years ago in Gale crater on Mars
Xiaorong Qin, Jianxi Zhu, Hongping He, Yi-Liang Li
The extent and persistence of liquid water in Gale crater are central to understanding Mars’ past habitability.
doi.org/10.2138/am-2...
@earthsciweek.bsky.socialReposted by @mineralsocamerica.bsky.socialToday is #MINERALSDAY! 💎⛏️🚨
Where would we be without minerals? They impact every aspect of our life!
So why not take some time today to explore minerals on mineralsday.org? @mineralsocamerica.bsky.social
#ESW2026 #EarthScienceWeek2026 #MineralsDay #Minerals #Mineralogy #Geology
@mineralsocamerica.bsky.socialMineral Monday!
Minerals Day Around the World
By Fernando Núñez Useche
October 12, 2026 is Minerals Day, part of Earth Science Week. Here we share an educational event taking place in Mexico.
#MSACommunications #MineralMonday #MineralsDay #EarthScienceWeek #education
@mineralsocamerica.bsky.socialAmerican Mineralogist:
Electrical conductivity of MgCO3 under thermodynamic conditions of Earth's interior: a first-principles investigation
Samuel Santos, João Francisco Filho, Lucy Vitória Assali
@mineralsocamerica.bsky.socialThin Section Thursday!
Holmquistite in Mica Schist
Crossed polars, horizontal length: 7 mm
Xinjiang, Uygur Autonomous Region
#ThinSectionThursday
You can contribute too. Send images and captions to akoziol1 at udayton dot edu.
@mineralsocamerica.bsky.socialAmerican Mineralogist:
Synthesis of K- and Fe-rich davemaoite
Oliver Tschauner, Shichun Huang, Justin Hardin, Michael Michael Petaev, Logan Magad-Weiss, Erinna Tschauner, Melanie White, Ashkan Salamat, Nicholas Dygert, Ping Wang
(Open Access)
doi.org/10.2138/am-2...
@mineralsocamerica.bsky.socialAmerican Mineralogist:
Sunshuite, FeBi2S4, a new member of the pavonite homologous series from the Jiawula-Chaganbulagen Ag-Pb-Zn ore field, Inner Mongolia, China
Kaixuan Hui, Ke-Zhang Qin, Guowu Li, Ningyue Sun, Mingjian Cao, Lihui Jia, Li Ting, Yuan Xue
@mineralsocamerica.bsky.socialMSA Tucson 2027 meeting: Feb. 14 - 18 2027
The abstract deadline: Oct. 31, 2026!
The link to the abstract submission portal is available on the main page of the MSA website: msaweb.org.
--> You can also donate to the student travel fund via the "Donate" button on the MSA website.
@mineralsocamerica.bsky.socialNo #MineralMonday today. Without contributions from people like you, I have nothing to post.
Would you like to feature your research, field photos, a neat mineral, a recent publication? Please send information and up to 4 images to akoziol1 at udayton dot edu.
@mineralsocamerica.bsky.socialWe are pleased to announce the results of our recent election for Officers and Councilors for 2027. They are: President: Professor Marc Hirschmann Vice-President: Professor Paul Tomascak Councilor I: Professor Emily Chin Councilor II: Professor G. Diego Gatta
@mineralsocamerica.bsky.socialMineral Cup: Quartz wins!
www.mineralcup.org/2026/vote-results/congratulations-quartz
@mineralsocamerica.bsky.socialAmerican Mineralogist:
New insights into antimony isotopic fractionation mechanisms from experimental investigations
Da Wang, Ryan Mathur, Hong-Jie Wu, Wayne Powell, Peter Baran, Zi-An Liu, Huchao Ma
doi.org/10.2138/am-2...
@mineralsocamerica.bsky.socialMineral Cup Final! Cuprite vs. Quartz. Vote only once!
www.mineralcup.org/2026/vote-results/vote-r5m01
@mineralsocamerica.bsky.socialThin Section Thursday:
A. oolite-bearing sample (PPL). B. in (XPL). The sample of black talc is from the late Neoproterozoic Dengying Formation in Guangfeng County, Jiangxi Province, southeastern China. (DOI: dx.doi.org/10.2138/am-2...). Contributed by Huifang Xu.
#thinsectionthursday
@mineralsocamerica.bsky.socialMSA will be hosting several events at GSA's Annual Meeting in Denver, CO. If you are attending, we hope to see you at one or more of these. Exhibit Hall: Our booth number is 725. The Awards Luncheon & Awards Lectures: Tuesday, October 13. MSA/GIA Joint Reception: Tickets are $10.
@mineralsocamerica.bsky.socialAmerican Mineralogist:
Juxingite, Bi6Cu140Fe30S125, a new copper sulfide mineral from the Jiama porphyry-skarn Cu-polymetallic deposit, Tibet, China
Feng-Hua Gu, et al.
Juxingite is a complex metal sulfide, cubic, space group F43m, with a Mohs hardness of approximately 3.
doi.org/10.2138/am-2...
@mineralsocamerica.bsky.socialAmerican Mineralogist:
Thermochemical measurements on Mg2SiO4 wadsleyite and SiO2 stishovite and assessment of their self-consistent thermodynamic datasets for Gibbs energy expressions and equations of state
Hiroshi Kojitani, et al.
