Lomonosovite R070465



Name: Lomonosovite
RRUFF ID: R070465
Ideal Chemistry: Na6Na2Ti2Na2Ti2(Si2O7)2(PO4)2O4
Locality: Apatitovyi Tsirk (Apatite Circus), Rasvumchorr Mountain, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia
Source: Michael Scott S105790 [view label]
Owner: RRUFF
Description: Light tan platy crystals associated with orthoclase and lamprophyllite
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ Epistolite (9) ]
CHEMISTRY 
RRUFF ID: R070465.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Na4.77Ca0.20Mn0.03)Σ=5(Ti1.79Fe3+0.19Mg0.02)Σ=2(Si2.00O7)(P1.00O4)O2
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R070465
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R070465.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 5.3563(6)Å    b: 7.081(1)Å    c: 14.454(2)Å
alpha: 100.585(7)°    beta: 96.043(7)°    gamma: 90.065(6)°   Volume: 535.8(1)Å3    Crystal System: triclinic
  File Type Information Close
Calculated diffraction file.

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Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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REFERENCES for Lomonosovite

American Mineralogist Crystal Structure Database Record: [view record]

Anthony J W, Bideaux R A, Bladh K W, and Nichols M C (1990) Handbook of Mineralogy, Mineral Data Publishing, Tucson Arizona, USA, by permission of the Mineralogical Society of America. [view file]

Fleischer M, Ingerson E (1950) New mineral names, American Mineralogist, 35, 1091-1093   [view file]

Gerasimovsky V I (1950) Lomonosovite - a new mineral, Doklady Akademii Nauk SSSR, 70, 83-86   [view file]

Belov N V, Organova N I (1962) Crystal chemistry and mineralogy of the lomonosovite group in the light of the crystal structure of lomonosovite, Geochemistry, 1, 4-13   [view file]

International Mineralogical Association (1967) Commission on new minerals and mineral names, Mineralogical Magazine, 36, 131-136   [view file]

Rastsvetaeva R K (1971) Kristallicheskaya struktura lomonosovita Na5Ti2[Si2O7][PO4]O2, Soviet Physics - Doklady, 16, 182-185

Rastsvetaeva R K, Sirota M I, Belov N V (1975) Crystal structure of beta lomonosovite, Soviet Physics - Crystallography, 20, 158-160   [view file]

Belov N V, Gavrilova G S, Solov'eva L P, Khailov A D (1977) The refined structure of lomonosovite, Doklady Akademii Nauk SSSR, 235, 1064-1067   [view file]

Belov N V, Gavrilova G S, Solov'eva L P, Khalilov A D (1977) The refined structure of lomonosovite, Soviet Physics - Doklady, 22, 422-424

Ferraris G, Belluso E, Gula A, Soboleva S V, Ageeva O A, Borutskii B E (2001) A structural model of the layer titanosilicate bornemanite based on seidozerite and lomonosovite modules, The Canadian Mineralogist, 39, 1665-1673   [view file]

Sokolova E (2006) From structure topology to chemical composition. I. Structural hierarchy and stereochemistry in titanium disilicate minerals, The Canadian Mineralogist, 44, 1273-1330   [view file]

Cámara F, Sokolova E, Hawthorne F C, Abdu Y (2008) From structure topology to chemical composition. IX. Titanium silicates: revision of the crystal chemistry of lomonosovite and murmanite, Group-IV minerals, Mineralogical Magazine, 72, 1207-1228   [view file]

Lykova I S, Pekov I V, Zubkova N V, Chuckanov N V, Yapaskurt V O, Chervonnaya N A, Zolotarev A A (2015) Crystal chemistry of cation-exchanged forms of epistolite-group minerals, part I. Ag- and Cu-exchanged lomonosovite and Ag-exchanged murmanite, European Journal of Mineralogy, 27, 535-549

Lykova I S, Pekov I V, Zubkova N V, Yapaskurt V O, Chervonnaya N A, Zolotarev A A, Giester G (2015) Crystal structure of cation-exchanged forms of epistolite-group minerals. Part II. Virgrishinite and Zn-exchanged murmanite, European Journal of Mineralogy, 27, 669-682