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#plagioclase — Public Fediverse posts

Live and recent posts from across the Fediverse tagged #plagioclase, aggregated by home.social.

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  1. Mineralogical Society of America @[email protected] ·

    Thin Section Thursday!
    X-ray colored map (red=magnesium, green=Ca, blue=Al) of a 'daisy' plagioclase from a Kohala basalt (Hawai'i). Image is ~3 cm across. Zoning in Ca and Al & olivine intergrown between the plag 'petals'. Contributed by Thomas Shea.
     #thinsectionthursday #plagioclase

    #thinsectionthursday #plagioclase
  2. Mineralogical Society of America @[email protected] ·

    Thin Section Thursday! Image & caption by Nylah Wilson, UG student at James Madison University. Anorthosite primarily formed of plagioclase with albite and carlsbad twinning, olivine, and interstitial clinopyroxene.
     #thinsectionthursday #anorthosite #plagioclase

    #thinsectionthursday #anorthosite #plagioclase
  3. Mineralogical Society of America @[email protected] ·

    Thin Section Thursday! Image & caption by Misha Sarco, UG student at James Madison University. A porphyritic basalt from a lava flow. It contains plagioclase phenocrysts in a fine-grained groundmass, with oscillatory zoning and albite twinning. #basalt #plagioclase #thinsectionthursday

    #basalt #plagioclase #thinsectionthursday
  4. Jess @[email protected] ·

    reddit.com/r/geology/s/3N4BmrP

    Lava boat (boulder) flowing down volcano slope in the Canary Islands #incredible #geology #volcanoes #geoscience #basalt #CrustalRecycling #bowensreactionseries #olivine
    #pyroxine #plagioclase #amphibole #biotite #AndThen

    Video credit to @IcelandExplorer on youtube youtube.com/@IcelandExplorer

    #incredible #geology #volcanoes #geoscience #basalt #crustalrecycling