• Murmanite: Mineral information, data and localities.

    www.mindat.org/min-2813.html Murmanite mineral data, information about Murmanite, its properties and worldwide locations.
  • Murmanite Mineral Data

    www.webmineral.com/data/Murmanite.shtml PE Murmanite = 11.62 barns/electron U=PE Murmanite x rElectron Density= 31.25 barns/cc. Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units) Murmanite is Not Radioactive : Murmanite Classification: Dana Class: 56.02.07.02 Sorosilicate Si2O7 Groups and O, OH, F. and H2O ...
  • MURMANITE (Hydrated Sodium Titanium Niobium Silicate)

    www.galleries.com/Murmanite Murmanite is no exception. Just examining the formula, one can tell that this is a unique mineral. Titanium and niobium are elements not commonly found in the earth's crust. The pink color is attractive and unique, and the luster is beautiful and difficult to describe. This is a good mineral for those interested in rare minerals.
  • Murmanite | Article about Murmanite by The Free Dictionary

    encyclopedia2.thefreedictionary.com/Murmanite Murmanite (from Murmansk Oblast, where the mineral is widespread), a rare mineral of the silicate class, structurally belonging to the phyllosilicates. The crystallochemical formula is Na2MnTi3[Si2O7]2 (OH)4.H2O. Usually the composition includes up to 10 percent Nb2O5, up to 2 percent ZrO2, and up to 8 percent P2O5. The P2O5, probably in the form of ...
  • Murmanite - Mindat.org - Mines, Minerals and More

    www.mindat.org/gm/2813 Lamellar crystals pink murmanite up to 2x7 cm with inclusions of dark-pink sodalite (gackmanite) up to 1.5 cm in pegmatite. Gackmanite is brightly shone orange-red in LWUV. Lilac ussingite is a border around a cavity of dissolution and streaks in other places up to 7 mm. Mn-neptunite is dark-cherry grains up to 1 cm (are not shone).
  • Murmanite Na2(Ti Nb)2Si2O9 nH2O - Handbook of Mineralogy

    www.handbookofmineralogy.org/pdfs/Murmanite.pdf Murmanite Na2(Ti; Nb)2Si2O9² nH2O °c 20 1M i nera lD t Pub sh g, v o . Crystal Data: Triclinic. Point Group: 1: Rarely in well-formed crystals, to 2 cm. As °aky and lamellar segregations and radial and ¯ne-grained aggregations.
  • Ikranite - Wikipedia

    en.wikipedia.org/wiki/Ikranite Ikranite is a member of the eudialyte group, named after the Shubinov Institute of Crystallography of the Russian Academy of Sciences.It is a cyclosilicate mineral that shows trigonal symmetry with the space group R3m, and is often seen with a pseudo-hexagonal habit. Ikranite appears as translucent and ranges in color from yellow to a brownish yellow
  • Murmanite dictionary definition | murmanite defined

    www.yourdictionary.com/murmanite murmanite definition: Noun 1. (mineralogy) A triclinic-pedial mineral containing hydrogen, niobium, oxygen, silicon, sodium, and titanium.Origin -ite...
  • Murmanite Mineral Specimen For Sale

    www.dakotamatrix.com/products/4967/murmanite Murmanite - Murmanite is NOT a mica but is a sorosilicate and is triclinic and contains Nb-Ti in large platy aggregates. Rare as crystals - lilac to pink ot purple in nepheline syenites and their pegmatites asccording to Bernard and Hyrsl. Looks micaceous but is not, although does posses a distinct basal cleavage. . This and many more mineral specimens are available for sale at Dakota Matrix ...
  • Murmanite Mineral Specimen For Sale - Dakota Matrix Minerals

    www.dakotamatrix.com/products/3559/murmanite Murmanite - Pearly pinkish micaceous crystals of Murmanite on matrix composed of Ussingite, Arfvedsonite, and Aegirine. . This and many more mineral specimens are available for sale at Dakota Matrix Minerals.