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Sazhinite-(Ce)

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About Sazhinite-(Ce)Hide

Formula:
Na2CeSi6O14•6H2O
Colour:
Light gray
Lustre:
Vitreous, Pearly
Hardness:
Member of:
Name:
Named sazhinite by E.M. Eskova, et al., in 1974, after Nikolai Petrovich Sazhina (1898 - 1969), professor of Metallurgy, Mendeleev Moscow Institute of Chemical Engineering and a pioneer in the Russian rare earth industry. The '-(Ce)' suffix was added later to denote the dominant rare earth element (Nickel and Mandarino 1987).

Classification of Sazhinite-(Ce)Hide

Approved
Approval Year:
1973
First Published:
1974
9.EA.30

9 : SILICATES (Germanates)
E : Phyllosilicates
A : Single nets of tetrahedra with 4-, 5-, (6-), and 8-membered rings
72.2.1.3

72 : PHYLLOSILICATES Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings
2 : Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings with 4-, 6-, and 8-membered rings
14.8.6

14 : Silicates not Containing Aluminum
8 : Silicates of Group III metals other than Al

Physical Properties of Sazhinite-(Ce)Hide

Vitreous, Pearly
Transparency:
Transparent, Translucent
Colour:
Light gray
Hardness:
2½ on Mohs scale

Optical Data of Sazhinite-(Ce)Hide

Type:
Biaxial (+)
RI values:
nα = 1.525 nβ = 1.528 nγ = 1.544
2V:
Measured: 47° , Calculated: 48°
Max Birefringence:
δ = 0.019
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Low
Dispersion:
r > v

Chemical Properties of Sazhinite-(Ce)Hide

Formula:
Na2CeSi6O14•6H2O
IMA Formula:
Na3CeSi6O15 · 2H2O

Type Occurrence of Sazhinite-(Ce)Hide

Reference:
Eskova, E.M., Semenov, E.I., Khomyakov, A.P., Kazakova, M.E., Shumyatskaya, N.G. (1974) Sazhinite, a new Silicate of sodium and rare earths. Zapiski Vsesoyuznogo Mineralogicheskogo Obshestva: 103(3): 338-341.

Synonyms of Sazhinite-(Ce)Hide

Other Language Names for Sazhinite-(Ce)Hide

Relationship of Sazhinite-(Ce) to other SpeciesHide

Member of:
Other Members of this group:
DalyiteK2ZrSi6O15Tric.
DavaniteK2TiSi6O15Tric.
Sazhinite-(La)Na3La[Si6O15] · 2H2OOrth. mm2 : Pmm2

Common AssociatesHide

Associated Minerals Based on Photo Data:
Steenstrupine-(Ce)4 photos of Sazhinite-(Ce) associated with Steenstrupine-(Ce) on mindat.org.
Natrolite4 photos of Sazhinite-(Ce) associated with Natrolite on mindat.org.
Manganoneptunite3 photos of Sazhinite-(Ce) associated with Manganoneptunite on mindat.org.
Britholite-(La)2 photos of Sazhinite-(Ce) associated with Britholite-(La) on mindat.org.
Serandite2 photos of Sazhinite-(Ce) associated with Serandite on mindat.org.
Aegirine2 photos of Sazhinite-(Ce) associated with Aegirine on mindat.org.
Tuperssuatsiaite2 photos of Sazhinite-(Ce) associated with Tuperssuatsiaite on mindat.org.
Vitusite-(Ce)2 photos of Sazhinite-(Ce) associated with Vitusite-(Ce) on mindat.org.
Mountainite2 photos of Sazhinite-(Ce) associated with Mountainite on mindat.org.
Sazhinite-(La)2 photos of Sazhinite-(Ce) associated with Sazhinite-(La) on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

9.EA.05CuprorivaiteCaCuSi4O10Tet. 4/mmm (4/m 2/m 2/m) : P4/ncc
9.EA.05GillespiteBaFe2+Si4O10Tet.
9.EA.05EffenbergeriteBaCuSi4O10Tet. 4/mmm (4/m 2/m 2/m) : P4/ncc
9.EA.05WesselsiteSrCuSi4O10Tet.
9.EA.10EkaniteCa2ThSi8O20Tet. 4 2 2 : I4 2 2
9.EA.15Fluorapophyllite-(K)KCa4(Si8O20)(F,OH) · 8H2OTet. 4/mmm (4/m 2/m 2/m) : P4/mnc
9.EA.15Hydroxyapophyllite-(K)KCa4(Si8O20)(OH,F) · 8H2OTet.
9.EA.15Fluorapophyllite-(Na)NaCa4(Si8O20)F · 8H2OOrth.
9.EA.20MagadiiteNa2Si14O29 · 11H2OMon.
9.EA.25DalyiteK2ZrSi6O15Tric.
9.EA.25DavaniteK2TiSi6O15Tric.
9.EA.30Sazhinite-(La)Na3La[Si6O15] · 2H2OOrth. mm2 : Pmm2
9.EA.35ArmstrongiteCaZr[Si6O15] · 3H2OMon.
9.EA.40OkeniteCa10Si18O46 · 18H2OTric. 1 : P1
9.EA.45NekoiteCa3Si6O15·7H2OTric. 1 : P1
9.EA.50CavansiteCa(VO)Si4O10 · 4H2OOrth. mmm (2/m 2/m 2/m)
9.EA.55PentagoniteCa(VO)Si4O10 · 4H2OOrth. mm2
9.EA.60PenkvilksiteNa4Ti2Si8O22 · 4H2OOrth. mmm (2/m 2/m 2/m) : Pbcn
9.EA.60TumchaiteNa2Zr(Si4O11) · 2H2OMon.
9.EA.65NabesiteNa2BeSi4O10 · 4H2OOrth. 2 2 2 : P21 21 21
9.EA.70Ajoite(K,Na)Cu7AlSi9O24(OH)6 · 3H2OTric.
9.EA.75ZeravshaniteNa2Cs4Zr3[Si18O45]*2H2OMon. 2/m : B2/b
9.EA.80Bussyite-(Ce)(Ce,REE)3(Na,H2O)6MnSi9Be5(O,OH)30F4Mon. 2/m : B2/b
9.EA.85PlumbophyllitePb2Si4O10 · H2OOrth. mmm (2/m 2/m 2/m) : Pbcn

Related Minerals - Dana Grouping (8th Ed.)Hide

72.2.1.1DalyiteK2ZrSi6O15Tric.
72.2.1.2DavaniteK2TiSi6O15Tric.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

14.8.1Thalénite-(Y)Y3Si3O10FMon.
14.8.2Keiviite-(Y)Y2Si2O7
14.8.3Keiviite-(Yb)Yb2Si2O7Mon. 2/m : B2/m
14.8.4Tombarthite-(Y)Y4(Si,H4)4O12-x(OH)4+2xMon.
14.8.5ThortveititeSc2Si2O7Mon.
14.8.7Monteregianite-(Y)(Na,K)6(Y,Ca)2Si16O38 · 10H2OMon. 2/m
14.8.8Iraqite-(La)KCa2(La,Ce,Th)Si8O20Tet.
14.8.9Ashcroftine-(Y)K5Na5(Y,Ca)12Si28O70(OH)2(CO3)8 · 8H2OTet. 4/mmm (4/m 2/m 2/m) : I4/mmm
14.8.10Nordite-(La)(La,Ce)(Sr,Ca)Na2(Na,Mn)(Zn,Mg)Si6O17
14.8.11Nordite-(Ce)(Ce,La)(Sr,Ca)Na2(Na,Mn)(Zn,Mg)Si6O17
14.8.12JervisiteNaSc3+Si2O6Mon.
14.8.13Cerite-(Ce)(Ce,Ca)9(Mg,Fe)(SiO4)3(HSiO4)4(OH)3Trig. 3m : R3c
14.8.14CascanditeCa(Sc,Fe3+)(HSi3O9)Tric. 1

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Sazhinite-(Ce)Hide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Eskova, E.M., Semenov, E.I., Khomyakov, A.P., Kazakova, M.E., Shumyatskaya, N.G. (1974) Sazhinite, a new Silicate of sodium and rare earths. Zapiski Vsesoyuznogo Mineralogicheskogo Obshestva: 103(3): 338-341. (in Russian)
Fleischer, M., Potter, R.W. (1975) New mineral names. American Mineralogist: 60: 161-163.
Shumyatskaya, N.G., Voronkov, A.A., and Pyatenko, Ya. A. (1980) Sazhinite, Na2Ce[Si6O14(OH)]•nH2O: a new representative of the dalyite family in chrystal chemistry. Soviet Physics, Crystallography: 25(44): 419-423. [Russian original: Kristallografiya 25, 728-734.]
Nickel, E.H., Mandarino, J.A. (1987) Procedures involving the IMA Commission on New Minerals and Mineral Names and guidelines on mineral nomenclature. American Mineralogist: 72: 1031-1042.
Horváth, L., Gault, R.G. (1990) The mineralogy of Mont Saint Hilaire. Mineralogical Record: 21: 284-359.
Horváth, L., Pfenninger Horváth, E., Gault, R.A., Tarassoff, P. (1998) Mineralogy of the Saint Amable sill, Varennes and Saint Amable, Québec, Canada. Mineralogical Record: 29: 83-118.

Internet Links for Sazhinite-(Ce)Hide

Localities for Sazhinite-(Ce)Hide

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Canada
 
  • Québec
    • Montérégie
      • La Vallée-du-Richelieu RCM
        • Mont Saint-Hilaire
Horváth, L and Gault, R.A. (1990), The mineralogy of Mont Saint-Hilaire Quebec. Mineralogical Record: 21: 284-359.
      • Lajemmerais RCM
        • Varennes & St-Amable
HORVÁTH, L., PFENNINGER HORVÁTH, E., GAULT, R.A., and TARASSOFF, P. (1998) Mineralogy of the Saint Amable sill, Varennes and Saint Amable, Québec, Canada. Mineralogical Record, 29, 83 118.
Horváth, L., Pfenninger-Horváth, E., Gault, R. A., & Tarassoff, P. (1998): Mineralogy of the Saint-Amable Sill, Varennes and Saint-Amable, Québec. Mineralogical Record, 29: 83-118.
Namibia
 
  • Khomas Region
    • Windhoek District
      • Aris
Wartha, R., Palfi, A., Niedermayr, G., Brandstätter, F. and Petersen, O. V. (2001): Der Aris-Phonolith-Komplex und seine Mineralien. In Bahmann, U. and A. (Eds.), Namibia – Zauberwelt edler Steine und Kristalle, Bode-Verlag, Haltern, Germany, pp. 172-179. (in German); Uwe Kolitsch (single-crystal X-ray diffraction + SEM-EDS); [http://www.koeln.netsurf.de/~w.steffens/aris.htm]
Russia (TL)
 
  • Northern Region
    • Murmanskaya Oblast'
      • Lovozero Massif
        • Karnasurt Mt
Mineralogical Record (2000): 31: 203.; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
Mineral and/or Locality  
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