• Meionite - Wikipedia

    en.wikipedia.org/wiki/Meionite Meionite is a tectosilicate belonging to the scapolite group with the formula Ca 4 Al 6 Si 6 O 24 CO 3.Some samples may also contain a sulfate group. It was first discovered in 1801 on Mt Somma, Vesuvius, Italy.It was named by Rene Just Haüy after μειωυ, the Greek word for less, in reference to the less acute pyramidal form as compared to Vesuvianite. ...
  • Meionite | Definition of Meionite by Merriam-Webster

    www.merriam-webster.com/dictionary/meionite Meionite definition is - a mineral Ca4Al6Si6O24(SO4,CO3,Cl2) consisting of an aluminosilicate of calcium with other anions (as sulfate, carbonate, and chloride) and being isomorphous with marialite.
  • Meionite - definition of meionite by The Free Dictionary

    www.thefreedictionary.com/meionite At locality 5 (FPS deposit) it occurs as 0.5-mm colorless, translucent to transparent trapezohedral crystals and shells in cavities in heavily etched meionite.While morphologically cubic, lower symmetry is apparent optically in these crystals, with sector zoning and weak anisotropy evident.
  • Meionite | Definition of Meionite by Oxford Dictionary on ...

    www.lexico.com/definition/meionite A tetragonal aluminosilicate mineral that is the calcium- and carbonate-rich endmember of the scapolite series and occurs as transparent, translucent, or pearly crystals of various colours.
  • Meionite Mineral Data

    webmineral.com/data/Meionite.shtml General Meionite Information : Chemical Formula: Ca4Al6Si6O24CO3 : Composition: Molecular Weight = 934.71 gm Calcium 17.15 % Ca 24.00 % CaO: Aluminum 17.32 % Al 32.73 % Al 2 O 3: Silicon 18.03 % Si 38.57 % SiO 2: Carbon 1.28 % C 4.71 % CO 2: Oxygen 46.22 % O: 100.00 % 100.00 % = TOTAL OXIDE
  • Meionite - ClassicGems.net

    www.classicgems.net/gem_meionite.htm Meionite is a calcium aluminum silicate carbonate mineral that is a member of the Scapolite Group of minerals that also includes Marialite. Scapolite is also considered to be the name of the series between Marialite, which is the sodium chloride rich member and Meionite, the calcium carbonate rich member.
  • Meionite definition and meaning | Collins English Dictionary

    www.collinsdictionary.com/dictionary/english/meionite Meionite definition: a scapolite , Ca4Al6 Si 6O24CO3, that is isomorphous with marialite | Meaning, pronunciation, translations and examples
  • Meionite dictionary definition | meionite defined

    www.yourdictionary.com/meionite meionite definition: Noun (countable and uncountable, plural meionites) 1. (mineralogy) A silicate mineral belonging to the scapolite group....
  • Meionite - Mindat.org

    www.mindat.org/gm/2627 Meionite, pure mass. 9 x 10 cm. Purple scapolite, as well as other colors from this quarry, prompted the first naming of nuttallite from this locality, after noted, if not irascible naturalist, Thomas Nuttall, who was then residing in the USA. This is the type locality for this variety.
  • Verification - Mindat.org

    www.mindat.org/min-2627.html Large number of pages viewed. While we don't want to limit you viewing as many pages as you would like on mindat.org, we do need to prevent people from automated downloads of our content.