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Litvinskite

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Formula:
Na2(◻,Na,Mn)ZrSi6O12(OH,O)6
System:
Monoclinic
Colour:
dark cherry-red to ...
Hardness:
5
Name:
named for Galia Petrovna Litvinskaya (1920-1994), crystallographer, Moscow

Classification of Litvinskite

Approved 1999
9.CJ.15a

9 : SILICATES (Germanates)
C : Cyclosilicates
J : [Si6O18]12- 6-membered single rings (sechser-Einfachringe), without insular complex anions
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http://www.mindat.org/min-11437.html
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First Recorded Occurrence of Litvinskite

General Appearance of First Recorded Material:
equant grains
Geological Setting of First Recorded Material:
in a hyperagpaitic pegmatite

Physical Properties of Litvinskite

Vitreous
Diaphaneity (Transparency):
Transparent
Colour:
dark cherry-red to reddish-brown
Streak:
white
Hardness (Mohs):
5
Hardness Data:
Measured
Cleavage:
Poor/Indistinct
Fracture:
Conchoidal
Density:
2.61 g/cm3 (Measured)    2.63 g/cm3 (Calculated)

Crystallography of Litvinskite

Crystal System:
Monoclinic
Class (H-M):
m - Domatic
Space Group:
Bm
Cell Parameters:
a = 10.589Å, b = 10.217Å, c = 7.355Å
β = 92.91°
Ratio:
a:b:c = 1.036 : 1 : 0.72
Unit Cell Volume:
V 794.6 ų
Z:
2

Optical Data of Litvinskite

Type:
Biaxial (-)
RI values:
nα = 1.546 nβ = 1.574 nγ = 1.575
Max Birefringence:
δ = 0.029
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
Low

Chemical Properties of Litvinskite

Formula:
Na2(◻,Na,Mn)ZrSi6O12(OH,O)6
Essential elements:
All elements listed in formula:

Relationship of Litvinskite to other Species

Other Members of Group:
CombeiteNa2Ca2(Si6O18)0.5
ImandriteNa12Ca3Fe23+(Si6O18)2
KapustiniteNa5(Na,Mn2+)<1Zr(H2Si6O18)
KazakoviteNa6Mn2+Ti(Si6O18)
KoashviteNa6(Ca,Mn)(Ti,Fe)Si6O18 · H2O
LovozeriteNa2Ca(Zr,Ti)(Si6O12)[(OH)4O2] · H2O
TisinaliteNa3H3(Mn,Ca,Fe)TiSi6(O,OH)18 · 2H2O
ZirsinaliteNa6(Ca,Mn2+,Fe2+)Zr(Si6O18)
9.CJ.05BazziteBe3Sc2(Si6O18)
9.CJ.05BerylBe3Al2(Si6O18)
9.CJ.05IndialiteMg2Al3(AlSi5O18)
9.CJ.05StoppaniiteBe3Fe23+(Si6O18) · H2O
9.CJ.10Cordierite(Mg,Fe)2Al3(AlSi5O18)
9.CJ.10Sekaninaite(Fe,Mg)2Al3(AlSi5O18)
9.CJ.15aCombeiteNa2Ca2(Si6O18)0.5
9.CJ.15bImandriteNa12Ca3Fe23+(Si6O18)2
9.CJ.15aKazakoviteNa6Mn2+Ti(Si6O18)
9.CJ.15cKoashviteNa6(Ca,Mn)(Ti,Fe)Si6O18 · H2O
9.CJ.15aLovozeriteNa2Ca(Zr,Ti)(Si6O12)[(OH)4O2] · H2O
9.CJ.15aTisinaliteNa3H3(Mn,Ca,Fe)TiSi6(O,OH)18 · 2H2O
9.CJ.15aZirsinaliteNa6(Ca,Mn2+,Fe2+)Zr(Si6O18)
9.CJ.15aKapustiniteNa5(Na,Mn2+)<1Zr(H2Si6O18)
9.CJ.25BaratoviteKCa7(Ti,Zr)2Li3Si12O36F2
9.CJ.25KatayamaliteKLi3Ca7Ti2(SiO3)12(OH)2
9.CJ.25AleksandroviteKCa7Sn2Li3Si12O36F2
9.CJ.30DioptaseCuSiO3 · H2O
9.CJ.35KostyleviteK2Zr(Si3O9) · H2O
9.CJ.40PetarasiteNa5Zr2(Si6O18)(Cl,OH) · 2H2O
9.CJ.45Gerenite-(Y)(Ca,Na)2(Y,REE)3Si6O18 · 2H2O
9.CJ.50OdintsoviteK2Na4Ca3Ti2Be4Si12O38
9.CJ.55MathewrogersitePb7FeAl3GeSi12O36(OH,H2O)6
9.CJ.60PezzottaiteCs(Be2Li)Al2(Si6O18)

Other Names for Litvinskite

Name in Other Languages:

Other Information

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 Litvinskite

Reference List:
Pekov, I.V., I.A. Ekimenkova, N.V. Chukanov, A.E. Zadov, N.A. Yamnova & Yu.K. Egorov-Tismenko (2000) Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva (Proceedings of the Russian Mineralogical Society): 129(1): 45-53.

Internet Links for Litvinskite

Localities for Litvinskite

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.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
Canada
 
  • Québec
    • Montérégie
      • La Vallée-du-Richelieu RCM
        • Mont Saint-Hilaire
TARASSOFF, P. (2007) Cancrisilite, litvinskite and kapustinite from Mont Saint-Hilaire. MICRONEWS, 41(2), 3-4.
Russia
 
  • Northern Region
    • Murmanskaja Oblast'
      • Kola Peninsula
        • Khibiny Massif
Pekov, I.V. & Podlesnyi, A.S. (2004): Kukisvumchorr Deposit: Mineralogy of Alkaline Pegmatites and Hydrotermalites. Mineralogical Almanac, vol. 7, 140 pages + xxiv photo's pages
        • Lovozero Massif
          • Alluaiv Mt
            • Umbozero mine (Umbozerskii mine; Umba Mine)
I.V. Pekov et al. (2000) Zap. Vser. Min. Ob. 129(1), 45-53
Mineral and/or Locality  
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