• Preiswerkite Mineral Data

    webmineral.com/data/Preiswerkite.shtml Preiswerkite Crystallography: Axial Ratios: a:b:c =0.5777:1:1.085 : Cell Dimensions: a = 5.228, b = 9.049, c = 9.819, Z = 2; beta = 100.42° V = 456.86 Den(Calc)= 2.93
  • Preiswerkite: Mineral information, data and localities.

    www.mindat.org/min-3279.html Preiswerkite, Ca-(Mg, Fe)-paragonite and Ca-“ephesite” in metadiorite from the HP Kechros Metamorphic Complex in Eastern Rhodope, NE Greece. Geochemistry, Mineralogy and Petrology Sofia 49, 33-48.
  • Preiswerkite - Handbook of Mineralogy

    handbookofmineralogy.org/pdfs/preiswerkite.pdf Preiswerkite Na(Mg2Al)(Al2Si2)O10(OH)2 °c 2001 Mineral Data Publishing, version 1.2 Crystal Data: Monoclinic. Point Group: 2=m: Crystals are platy, to 1 mm. Twinning: Common about [310]. Physical Properties: Cleavage: Perfect on f001g.
  • Preiswerkite dictionary definition | preiswerkite defined

    www.yourdictionary.com/preiswerkite preiswerkite definition: Noun 1. (mineralogy) A monoclinic-prismatic mineral containing aluminum, hydrogen, magnesium, oxygen, silicon, and sodium.Origin -ite...
  • Preiswerkite Mineral Specimen For Sale

    www.dakotamatrix.com/products/9310/preiswerkite Preiswerkite - Light green translucent crystal grains to 1cm through matrix. Preiswerkite is rather rare phyllosilicate of the mica group. . This and many more mineral specimens are available for sale at Dakota Matrix Minerals.
  • Preiswerkite Mineral Specimen For Sale

    www.dakotamatrix.com/products/15679/preiswerkite Preiswerkite - Pale green fine grained mica group mineral. . This and many more mineral specimens are available for sale at Dakota Matrix Minerals.
  • What does preiswerkite mean? - definitions

    www.definitions.net/definition/preiswerkite Definition of preiswerkite in the Definitions.net dictionary. Meaning of preiswerkite. What does preiswerkite mean? Information and translations of preiswerkite in the most comprehensive dictionary definitions resource on the web.
  • Na-rich character of metasomatic/metamorphic fluids ...

    www.sciencedirect.com/science/article/pii/S0024493716304194 Preiswerkite, ideally NaMg 2 Al VI Al IV 2 Si 2 O 10 (OH) 2, is the most aluminous endmember of the trioctahedral (K, Na)–(Mg, Fe)-micas. Keusen and Peters (1980) first described this mineral from a meta-rodingite dike within harzburgite of the Geissfad ultramafic complex in the Penninic Alps. Preiswerkite is rare in nature and has been reported from only nine other locations since the ...
  • Ihe crystal structure of preiswerkite Ronnnu Onrcnrr ...

    www.minsocam.org/ammin/AM78/AM78_1290.pdf Ihe crystal structure of preiswerkite Ronnnu Onrcnrr, LucHNo lJNcanrrrr CNR-Centro di Studio per la Cristallochimica e la Cristallografra, via Bassi 4,1-27IOO Pavia, Italy Ar,r Tr,rr,r, D.lvro C. Srvrrrn Mus6um National d'Histoire Naturelle, Laboratoire de Min6ralogie, 6l rue Butron, F-75005 Paris, France Jr.qs-Lours RoBERT
  • preiswerkite - Wiktionary

    en.wiktionary.org/wiki/preiswerkite preiswerkite A monoclinic-prismatic mineral containing aluminum, hydrogen, magnesium, oxygen, silicon, and sodium. References “Preiswerkite” in David Barthelmy, Webmineral Mineralogy Database, 1997–.