• Meionite: Mineral information, data and localities.

    www.mindat.org/min-2627.html Meionite: Rietveld Structure-Refinement 29Si MAS AND 27Al SATRAS NMR Spectroscopy, and Comments on the Marialite-Meionite Series. ( Canadian Mineralogist 38:1201-1213. Michigan
  • 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 - 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: The scapolite mineral meionite information and ...

    www.minerals.net/mineral/meionite.aspx Meionite is the calcium-rich end member of the Scapolite series.It is very similar and often indistinguishable from Marialite, the other end member of the series. Intermediary forms of Meionite and Marialite are frequent, and these are classified simply as Scapolite. Of the two Scapolite minerals, Meionite is the more prevalent form.
  • Meionite | Article about meionite by The Free Dictionary

    encyclopedia2.thefreedictionary.com/meionite This sample, which is physically indistinguishable from other chabazite-Ca specimens, consists of colorless, 1 to 2-mm rhombohedral crystals associated with heulandite-Ca and meionite.The sample also has the highest Mg content of all samples analyzed (0.34 apfu).
  • 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 - Mindat.org - Mines, Minerals and More

    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.
  • 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.