• Roggianite: Mineral information, data and localities.

    www.mindat.org/min-3438.html Named in honor of Aldo Giuseppe Roggiani (1914-1986), Italian science teacher who found the first specimen. He wrote many papers about the mineralogy of the Ossola region.
  • Roggianite Mineral Data

    webmineral.com/data/Roggianite.shtml Visit our Advertisers for Roggianite : Dakota Matrix Minerals Google Search for Roggianite John Betts Fine Minerals Search for Roggianite McDougall Minerals Google Search for Roggianite Rock and Mineral Shows Google Search for Roggianite Weinrich Minerals, Inc. Google Search for Roggianite. Ask about Roggianite here :
  • Roggianite dictionary definition | roggianite defined

    www.yourdictionary.com/roggianite roggianite definition: Noun 1. (mineralogy) A tetragonal-ditetragonal dipyramidal mineral containing aluminum, beryllium, calcium, hydrogen, oxygen, and silicon.Origin -ite...
  • roggianite - Wiktionary

    en.wiktionary.org/wiki/roggianite roggianite A tetragonal-ditetragonal dipyramidal mineral containing aluminum, beryllium, calcium, hydrogen, oxygen, and silicon. References “Roggianite” in David Barthelmy, Webmineral Mineralogy Database, 1997–.
  • Roggianite Ca2BeAl2Si4O13(OH)2 5H2O

    www.handbookofmineralogy.com/pdfs/roggianite.pdf Roggianite Ca2BeAl2Si4O13(OH)2²2:5H2O °c 2001 Mineral Data Publishing, version 1.2 Crystal Data: Tetragonal. Point Group: 4=m 2=m 2=m: Crystals prismatic, to 50 ¹m; in ¯brous aggregates. Physical Properties: Cleavage: Perfect on f110g.
  • What does roggianite mean? - definitions

    www.definitions.net/definition/roggianite Definition of roggianite in the Definitions.net dictionary. Meaning of roggianite. What does roggianite mean? Information and translations of roggianite in the most comprehensive dictionary definitions resource on the web.
  • Category:Roggianite - Wikimedia Commons

    commons.wikimedia.org/wiki/Category:Roggianite This page was last edited on 11 July 2018, at 16:21. Files are available under licenses specified on their description page. All structured data from the file and property namespaces is available under the Creative Commons CC0 License; all unstructured text is available under the Creative Commons Attribution-ShareAlike License; additional terms may apply.
  • Erionite: Mineral information, data and localities.

    www.mindat.org/min-1399.html This name now refers to a group of related minerals. Erionite minerals have the average chemical formula Ca3K2Na2[Al10Si26O72].30H2O (Z = 1), whereas the closely related offrétite has the average chemical formula CaKMg[Al5Si13O36].16H2O (Z = 1). NOTE: The zeolite mineral species epitaxially overgrown on lévyne in all cases is identified as erionite (Passaglia et al., 1998).
  • Roggianite Image - Mineral

    webmineral.com/specimens/picshow.php Glassy white fibrous roggianite aggregate. Murzinka, Sverdlovsk District, Middle Urals, Russia.
  • Roggianite Mineral Data - webmin.mindat.org

    webmin.mindat.org/data/Roggianite.shtml note: Specific Gravity of Roggianite =2.33 gm/cc. Fermion Index: Fermion Index = 0.02 Boson Index = 0.98 : Photoelectric: PE Roggianite = 2.94 barns/electron U=PE Roggianite x rElectron Density= 6.88 barns/cc. Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units) Roggianite is Not Radioactive : Roggianite Classification: Dana ...