Lovozerite Mineral Data (original) (raw)

General Lovozerite Information

Help on Chemical Formula: Chemical Formula:

H4Na2Ca(Zr,Ti)[Si6O18]

Help on Composition: Composition:

Molecular Weight = 626.98 gm

Sodium 7.33 % Na 9.89 % Na2O

Calcium 6.39 % Ca 8.94 % CaO

Zirconium 10.91 % Zr 14.74 % ZrO2

Titanium 1.91 % Ti 3.19 % TiO2

Silicon 26.88 % Si 57.50 % SiO2

Hydrogen 0.64 % H 5.75 % H2O

Oxygen 45.93 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Help on Empirical Formula: Empirical Formula:

H4Na2Zr0.75CaTi0.25Si6O18

Help on Environment: Environment:

Sodalite xenoliths. Sometimes pseudomorphous after eudialyte.

Help on IMA Status: IMA Status:

Valid Species (Pre-IMA) 1939

Help on Locality: Locality:

Lovozero massif, Kola Peninsula, Russia. Link to MinDat.org Location Data.

Help on Name Origin: Name Origin:

Named for the locality.

Help on Name Pronunciation: Name Pronunciation:

Lovozerite + Pronunciation Say LOVOZERITE

Help on Synonym: Synonym:

ICSD 20595

PDF 28-1201

Lovozerite Image

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

Lovozerite Crystallography

Help on Axial Ratios: Axial Ratios:

a:c = 1:1.28297

Help on Cell Dimensions: Cell Dimensions:

a = 10.174, c = 13.053, Z = 3; V = 1,170.10 Den(Calc)= 2.67

Help on Crystal System: Crystal System:

Trigonal - Hexagonal ScalenohedralH-M Symbol (3 2/m) Space Group: R 3m

Help on X Ray Diffraction: X Ray Diffraction:

By Intensity(I/Io): 3.9(1), 4.36(0.5), 5.22(0.2),

Click Here for Large Lovozerite Structure Window Crystal Structure:

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| | Yamnova N A , Egorov-Tismenko Y K , Pekov I V , Crystallography Reports , 46 (2001) p.937-941, Refined crystal structure of lovozerite Na2CaZr[Si6O12(OH,O)6]*H2O, Locality: Kola Peninsula, Russia | | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |

Physical Properties of Lovozerite

Help on Cleavage: Cleavage:

{???} Indistinct, {???} Indistinct

Help on Color: Color:

Dark brown, Reddish brown, Black.

Help on Density: Density:

2.3 - 2.7, Average = 2.5

Help on Diaphaneity: Diaphaneity:

Opaque to translucent

Help on Fracture: Fracture:

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

Help on Habit: Habit:

Massive - Uniformly indistinguishable crystals forming large masses.

Help on Habit: Habit:

Microscopic Crystals - Crystals visible only with microscopes.

Help on Habit: Habit:

Pseudo Cubic - Crystals show a cubic outline.

Help on Hardness: Hardness:

5 - Apatite

Help on Luster: Luster:

Vitreous - Resinous

Optical Properties of Lovozerite

Help on Gladstone-Dale: Gladstone-Dale:

CI meas= -0.008 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= 0.057 (Good) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2079,KPDmeas= 0.222,KC= 0.2203
Ncalc = 1.51 - 1.59

Help on Optical Data: Optical Data:

Uniaxial (-), e=1.549, w=1.561, bire=0.0120.

Calculated Properties of Lovozerite

Help on Electron Density: Electron Density:

Bulk Density (Electron Density)=2.47 gm/cc
note: Specific Gravity of Lovozerite =2.50 gm/cc.

Help on Fermion Index: Fermion Index:

Fermion Index = 0.02
Boson Index = 0.98

Help on Photoelectric: Photoelectric:

PELovozerite = 16.48 barns/electron
U=PELovozerite x rElectron Density= 40.68 barns/cc.

Help on Radioactivity: Radioactivity:

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

Lovozerite Classification

Help on Dana Class: Dana Class:

61.01.02a.01 (61)Cyclosilicate Six-Membered Rings

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

(61.01.02a)Lovozerite group (HEX and HEX-R subgroup)

61.01.02a.01 Lovozerite H4Na2Ca(Zr,Ti)[Si6O18] R 3m 3 2/m

61.01.02a.02 Kazakovite Na6MnTiSi6O18 R 3m 3 2/m

61.01.02a.03 Tisinalite Na3H3(Mn,Ca,Fe)TiSi6(O,OH)18•2(H2O) R 3m 3 2/m

61.01.02a.04 Zirsinalite Na6(Ca,Mn,Fe)Zr[Si6O18] R 3m 3 2/m

61.01.02a.05 Combeite Na2Ca2Si3O9 P 3221,P 3121 3 2

61.01.02a.06 Kapustinite! Na5.5Mn0.25ZrSi6O16(OH)2 C 2/m 2/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 Lovozerite Information

Help on References: References:

NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)

Help on See Also: See Also:

Links to other databases for Lovozerite :
1 - Alkali-Nuts(English)
2 - Alkali-Nuts(Francais)
3 - Am. Min. Crystal Structure Database
4 - Athena
5 - EUROmin Project
6 - Ecole des Mines de Paris
7 - GeoScienceWorld
8 - Google Images
9 - Google Scholar
10 - Handbook of Mineralogy (MinSocAm)
11 - Handbook of Mineralogy (UofA)
12 - MinDAT
13 - Mineralienatlas (Deutsch)
14 - Online Mineral Museum
15 - QUT Mineral Atlas
16 - Ruff.Info
17 - WWW-MINCRYST

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Ask about Lovozerite here :
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Print or Cut-and-Paste your Lovozerite Specimen Label here :

Lovozerite

H4Na2Ca(Zr,Ti)[Si6O18]
Dana No: 61.01.02a.01 Strunz No: 09.CJ.15
Locality:

Notes: