Litvinskite Mineral Data (original) (raw)

General Litvinskite Information

Help on Chemical Formula: Chemical Formula:

Na2([ ],Na,Mn)Zr[Si6O12(OH,O)6]

Help on Composition: Composition:

Molecular Weight = 618.88 gm

Sodium 9.29 % Na 12.52 % Na2O

Zirconium 14.74 % Zr 19.91 % ZrO2

Manganese 1.33 % Mn 1.72 % MnO

Silicon 27.23 % Si 58.25 % SiO2

Hydrogen 0.88 % H 7.86 % H2O

Oxygen 46.53 % O

______ ______

100.00 % 100.26 % = TOTAL OXIDE

Help on Empirical Formula: Empirical Formula:

Na2Na0.5Mn2+0.15ZrSi6O12.6(OH)5.4

Help on Environment: Environment:

Hyperagpaitic pegmatite. Lovozerite group

Help on IMA Status: IMA Status:

Approved IMA 1999 (Dana # Added)

Help on Locality: Locality:

Mount Alluaiv, Lovozero alkaline massif, Kola Penninsula, Russia. Link to MinDat.org Location Data.

Help on Name Origin: Name Origin:

Named for Galina P. Litvinskaya (1920-1994), former crystallographer of the Moscow State University.

Help on Synonym: Synonym:

IMA1999-017

Litvinskite Image

Click Here for Larger Litvinskite Image in a New Browser Window Images:

Click Here for Larger Litvinskite Image Litvinskite Comments: Dark cherry-red litvinskite in matrix. Location: Shkatulka pegmatite, Umbozero mine, Alluaiv Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia.Scale: Picture size 4 mm. © Thomas Witzke / Abraxas-Verlag

Litvinskite Crystallography

Help on Axial Ratios: Axial Ratios:

a:b:c =1.0364:1:0.7198

Help on Cell Dimensions: Cell Dimensions:

a = 10.589, b = 10.217, c = 7.355, Z = 2; beta = 92.91° V = 794.70 Den(Calc)= 2.59

Help on Crystal System: Crystal System:

Monoclinic - DomaticH-M Symbol (m) Space Group: Cm

Help on X Ray Diffraction: X Ray Diffraction:

By Intensity(I/Io): 3.238(1)(130,221,112), 5.29(1)(111,200), 3.329(0.74)(112,310),7.37(0.44)(110,001), 2.981(0.39)(131,022,311)2.553(0.37)(040,222), 3.674(0.32),

Click Here for Large Litvinskite Structure Window Crystal Structure:

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| | Yamnova N A , Egorov-Tismenko Y K , Pekov I V , Ekimenkova I A , Crystallography Reports , 46 (2001) p.190-193, Crystal structure of litvinskite: A new natural member of the lovozerite group, Locality: Alluaiv mountain, Lovozero massif, Kola Peninsula, Russia | | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |

Physical Properties of Litvinskite

Help on Cleavage: Cleavage:

{110} Imperfect

Help on Color: Color:

Dark cherry red, Dark reddish brown.

Help on Density: Density:

2.61

Help on Diaphaneity: Diaphaneity:

Transparent

Help on Fracture: Fracture:

Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz).

Help on Habit: Habit:

Granular - Generally occurs as anhedral to subhedral crystals in matrix.

Help on Hardness: Hardness:

5 - Apatite

Help on Luster: Luster:

Vitreous (Glassy)

Help on Streak: Streak:

white

Optical Properties of Litvinskite

Help on Gladstone-Dale: Gladstone-Dale:

CI meas= 0.003 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= -0.005 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2181,KPDmeas= 0.2165,KC= 0.2171
Ncalc = 1.56 - 1.57

Help on Optical Data: Optical Data:

Biaxial (-), a=1.546, b=1.574, g=1.575, bire=0.0290

Calculated Properties of Litvinskite

Help on Electron Density: Electron Density:

Bulk Density (Electron Density)=2.57 gm/cc
note: Specific Gravity of Litvinskite =2.61 gm/cc.

Help on Fermion Index: Fermion Index:

Fermion Index = 0.02
Boson Index = 0.98

Help on Photoelectric: Photoelectric:

PELitvinskite = 20.80 barns/electron
U=PELitvinskite x rElectron Density= 53.46 barns/cc.

Help on Radioactivity: Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Litvinskite is Not Radioactive

Litvinskite Classification

Help on Dana Class: Dana Class:

61.01.02b.04 (61)Cyclosilicate Six-Membered Rings

(61.01)with [Si6O18] rings; possible (OH) and Al substitution

(61.01.02b)Lovozerite group (Ortho and MON subgroup)

61.01.02b.01 Imandrite Na12Ca3Fe2Si12O36 Pnnm 2/m 2/m 2/m

61.01.02b.02 Koashvite Na6(Ca,Mn)(Ti,Fe)Si6O18•(H2O) Pmnb 2/m 2/m 2/m

61.01.02b.03 Petarasite Na5Zr2Si6O18(Cl,OH)•2(H2O) P 21/m 2/m

61.01.02b.04 Litvinskite! Na2([],Na,Mn)Zr[Si6O12(OH,O)6] Cm m

Help on Strunz Class: Strunz Class:

09.CJ.15 09 - SILICATES (Germanates)

09.C - Cyclosilicates

09.CJ -[Si6O18]12- 6-membered single rings (sechser-Einfachringe),

09.CJ.15 Combeite Na2Ca2Si3O9 P 3221,P 3121 3 2

09.CJ.15 Kazakovite Na6MnTiSi6O18 R 3m 3 2/m

09.CJ.15 Lovozerite H4Na2Ca(Zr,Ti)[Si6O18] R 3m 3 2/m

09.CJ.15 Zirsinalite Na6(Ca,Mn,Fe)Zr[Si6O18] R 3m 3 2/m

09.CJ.15 Kapustinite! Na5.5Mn0.25ZrSi6O16(OH)2 C 2/m 2/m

09.CJ.15 Tisinalite Na3H3(Mn,Ca,Fe)TiSi6(O,OH)18•2(H2O) R 3m 3 2/m

09.CJ.15 Litvinskite! Na2([],Na,Mn)Zr[Si6O12(OH,O)6] Cm m

Other Litvinskite Information

Help on References: References:

NAME( AmMin, v 86, p 377) PHYS. PROP.(AmMin, v 86, p 377) OPTIC PROP.(AmMin, v 86, p 377)

Help on See Also: See Also:

Links to other databases for Litvinskite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - MinDAT
7 - Mineralienatlas (Deutsch)
8 - Online Mineral Museum
9 - QUT Mineral Atlas
10 - Ruff.Info
11 - WWW-MINCRYST

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Print or Cut-and-Paste your Litvinskite Specimen Label here :

Litvinskite

Na2([ ],Na,Mn)Zr[Si6O12(OH,O)6]
Dana No: 61.01.02b.04 Strunz No: 09.CJ.15
Locality:

Notes: