Lovozerite
A valid IMA mineral species - grandfathered
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About Lovozerite
Formula:
Na2Ca(Zr,Ti)(Si6O12)[(OH)4O2] · H2O
Originally assumed to be Na3CaZrSi6O15(OH)3.
Colour:
Red-brown, dark brown, black
Lustre:
Vitreous, Resinous, Dull
Hardness:
5
Specific Gravity:
2.38 - 2.71
Crystal System:
Trigonal
Member of:
Name:
After the type locality at the Upper El'maraiok (Elemaraik) River, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia.
Unique Identifiers
Mindat ID:
2445
Long-form identifier:
mindat:1:1:2445:3
GUID
(UUID V4):
(UUID V4):
df62f0a6-fef4-4824-a7c2-a4b30d0b7e6f
IMA Classification of Lovozerite
Approved, 'Grandfathered' (first described prior to 1959)
IMA Formula:
Na3CaZrSi6O15(OH)3
Type description reference:
Classification of Lovozerite
9.CJ.15a
9 : SILICATES (Germanates)
C : Cyclosilicates
J : [Si6O18]12- 6-membered single rings (sechser-Einfachringe), without insular complex anions
9 : SILICATES (Germanates)
C : Cyclosilicates
J : [Si6O18]12- 6-membered single rings (sechser-Einfachringe), without insular complex anions
61.1.2a.1
61 : CYCLOSILICATES Six-Membered Rings
1 : Six-Membered Rings with [Si6O18] rings; possible (OH) and Al substitution
61 : CYCLOSILICATES Six-Membered Rings
1 : Six-Membered Rings with [Si6O18] rings; possible (OH) and Al substitution
14.10.26
14 : Silicates not Containing Aluminum
10 : Silicates of Zr or Hf
14 : Silicates not Containing Aluminum
10 : Silicates of Zr or Hf
Mineral Symbols
As of 2021 there are now IMAâCNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
Symbol | Source | Reference |
---|---|---|
Lvz | IMAâCNMNC | Warr, L.N. (2021). IMAâCNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of Lovozerite
Vitreous, Resinous, Dull
Transparency:
Transparent, Opaque
Colour:
Red-brown, dark brown, black
Streak:
brown
Hardness:
5 on Mohs scale
Tenacity:
Brittle
Cleavage:
Imperfect/Fair
Two directions, imperfect
Two directions, imperfect
Fracture:
Irregular/Uneven, Conchoidal
Density:
2.38 - 2.71 g/cm3 (Measured) 2.69 g/cm3 (Calculated)
Optical Data of Lovozerite
Type:
Uniaxial (-)
RI values:
nω = 1.561 nε = 1.549
Max Birefringence:
δ = 0.012
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
and does not take into account mineral colouration.
Surface Relief:
Low
Pleochroism:
Weak
Comments:
yellowish to pinkish.
Comments:
Uniaxial (-) to biaxial (-). Ï = 1.561 Δ = 1.549 α = 1.545 ÎČ = 1.560 Îł = 1.561
Chemistry of Lovozerite
Mindat Formula:
Na2Ca(Zr,Ti)(Si6O12)[(OH)4O2] · H2O
Originally assumed to be Na3CaZrSi6O15(OH)3.
Originally assumed to be Na3CaZrSi6O15(OH)3.
Common Impurities:
Al,Fe,Th,Mn,Mg,Sr,K,H2O
Crystallography of Lovozerite
Crystal System:
Trigonal
Class (H-M):
3 - Pyramidal
Space Group:
R3
Cell Parameters:
a = 10.18(1) Å, c = 13.13(2) Å
Ratio:
a:c = 1 : 1.29
Unit Cell V:
1,178.40 Ă
Âł (Calculated from Unit Cell)
Z:
3
Twinning:
Polysynthetic and penetration, common
Crystal Structure
Load
Unit Cell | Unit Cell Packed
2x2x2 | 3x3x3 | 4x4x4
Unit Cell | Unit Cell Packed
2x2x2 | 3x3x3 | 4x4x4
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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure
ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
---|---|---|---|---|---|---|---|
0012374 | Lovozerite | Yamnova N A, Egorov-Tismenko Y K, Pekov I V (2001) Refined crystal structure of lovozerite Na2CaZr[Si6O12(OH,O)6]*H2O Crystallography Reports 46 937-941 | 2001 | Kola Peninsula, Russia | 0 | 293 | |
0015541 | Lovozerite | Ilyukhin V V, Belov N V (1960) Derivation of the structure of lovozerite from sections of the three-dimensional Patterson function Soviet Physics Crystallography 5 186-198 | 1960 | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
3.21 Ă | (100) |
5.37 Ă | (80) |
3.64 Ă | (70) |
3.32 Ă | (70) |
7.33 Ă | (50) |
2.969 Ă | (50) |
2.635 Ă | (50) |
Geological Environment
Paragenetic Mode(s):
Paragenetic Mode | Earliest Age (Ga) |
---|---|
Stage 4b: Highly evolved igneous rocks | >3.0 |
35 : Ultra-alkali and agpaitic igneous rocks |
Type Occurrence of Lovozerite
General Appearance of Type Material:
pseudododecahedral crystals, to 3 mm
Place of Conservation of Type Material:
A.E. Fersman Mineralogical Museum, Academy of Sciences, Moscow, Russia, 42701.
Associated Minerals at Type Locality:
Reference:
GERASIMOVSKII, V.I. (1939) Lovozerite a new mineral. Doklady Akademii Nauk SSSR, 25, 753-756.
Synonyms of Lovozerite
Other Language Names for Lovozerite
German:Lovozerit
Russian:ĐĐŸĐČĐŸĐ·Đ”ŃĐžŃ
Simplified Chinese:ćșæ§ćŒæ§çł
Spanish:Lovozerita
Traditional Chinese:ćșæ§ç°æ§çł
Relationship of Lovozerite to other Species
Member of:
Other Members of this group:
Combeite | Na4.5Ca3.5Si6O17.5(OH)0.5 | Trig. 3m (3 2/m) : R3m |
Kapustinite | Na6ZrSi6O16(OH)2 | Mon. 2/m : B2/m |
Kazakovite | Na6Mn2+Ti(Si6O18) | Trig. 3m (3 2/m) : R3m |
Litvinskite | Na2(â»,Na,Mn)ZrSi6O12(OH,O)6 | Mon. m : Bm |
Tisinalite | Na3H3(Mn,Ca,Fe)TiSi6(O,OH)18 · 2H2O | Trig. 3m (3 2/m) |
Townendite | Na8ZrSi6O18 | Trig. 3m (3 2/m) : R3m |
Zirsinalite | Na6(Ca,Mn2+,Fe2+)Zr(Si6O18) | Trig. 3m (3 2/m) : R3m |
Common Associates
Associated Minerals Based on Photo Data:
8 photos of Lovozerite associated with Aegirine | NaFe3+Si2O6 |
4 photos of Lovozerite associated with Eudialyte | Na15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2 |
2 photos of Lovozerite associated with Paralomonosovite | Na6â»4Ti4(Si2O7)2[PO3OH][PO2(OH)2]O2(OF) |
2 photos of Lovozerite associated with Lamprophyllite | (Na,Mn2+)3(Sr,Na)2(Ti,Fe3+)3(Si2O7)2O2(OH,O,F)2 |
2 photos of Lovozerite associated with Yofortierite | Mn2+Mn2+2Mn2+2â»2Si8O20(OH)2(H2O)4 · 4H2O |
2 photos of Lovozerite associated with Rinkite-(Ce) | (Ca3Ce)Na(NaCa)Ti(Si2O7)2(OF)F2 |
1 photo of Lovozerite associated with Raite | Mn2+Mn2+2Na2(â»1.75Ti0.25)Si8O20(OH)2(H2O)4 · Na(H2O)6 |
Related Minerals - Strunz-mindat Grouping
9.CJ. | Avdeevite | NaAl4(Be5Li)(Si6O18)2(H2O)1-2 |
9.CJ. | Nakkaalaaqite | K2[Na3Ca]LiCa2Ti2Be4Si12O38 |
9.CJ. | Zolotarevite | Na5Zr[Si6O15(OH)3] · 3H2O |
9.CJ. | Beryllocordierite-Na | NaMg4(Al5Be)(AlSi5O18)2 · 2H2O |
9.CJ. | BeryllosachanbiĆskiite-Na | NaMn4(Al5Be)(AlSi5O18)2 · 2H2O |
9.CJ.05 | Bazzite | Be3Sc2(Si6O18) |
9.CJ.05 | Beryl | Be3Al2(Si6O18) |
9.CJ.05 | Indialite | Mg2Al3(AlSi5O18) |
9.CJ.05 va | Vorobyevite | Be3Al2(Si6O18) |
9.CJ.05 | Stoppaniite | Be3Fe3+2(Si6O18) · H2O |
9.CJ.05 | Ferroindialite | (Fe2+,Mg)2Al4Si5O18 |
9.CJ.05 | Johnkoivulaite | Cs[Be2B]Mg2Si6O18 |
9.CJ.10 | Cordierite | (Mg,Fe)2Al3(AlSi5O18) |
9.CJ.10 | Sekaninaite | (Fe,Mg)2Al3(AlSi5O18) |
9.CJ.15a | Combeite | Na4.5Ca3.5Si6O17.5(OH)0.5 |
9.CJ.15b | Imandrite | Na12Ca3Fe3+2(Si6O18)2 |
9.CJ.15a | Kazakovite | Na6Mn2+Ti(Si6O18) |
9.CJ.15c | Koashvite | Na6(Ca,Mn)(Ti,Fe)Si6O18 · H2O |
9.CJ.15a | Tisinalite | Na3H3(Mn,Ca,Fe)TiSi6(O,OH)18 · 2H2O |
9.CJ.15a | Zirsinalite | Na6(Ca,Mn2+,Fe2+)Zr(Si6O18) |
9.CJ.15a | Litvinskite | Na2(â»,Na,Mn)ZrSi6O12(OH,O)6 |
9.CJ.15a | Kapustinite | Na6ZrSi6O16(OH)2 |
9.CJ.15a | Townendite | Na8ZrSi6O18 |
9.CJ.25 | Baratovite | KCa7(Ti,Zr)2Li3Si12O36F2 |
9.CJ.25 | Katayamalite | KLi3Ca7Ti2(SiO3)12(OH)2 |
9.CJ.25 | Aleksandrovite | KCa7Sn2Li3Si12O36F2 |
9.CJ.30 | Dioptase | CuSiO3 · H2O |
9.CJ.35 | Kostylevite | K2Zr(Si3O9) · H2O |
9.CJ.40 | Petarasite | Na5Zr2(Si6O18)(Cl,OH) · 2H2O |
9.CJ.45 | Gerenite-(Y) | (Ca,Na)2(Y,REE)3Si6O18 · 2H2O |
9.CJ.50 | Odintsovite | K2Na4Ca3Ti2Be4Si12O38 |
9.CJ.55 | Mathewrogersite | Pb7FeAl3GeSi12O36(OH,H2O)6 |
9.CJ.60 | Pezzottaite | Cs(Be2Li)Al2(Si6O18) |
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.
Internet Links for Lovozerite
mindat.org URL:
https://www.mindat.org/min-2445.html
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References for Lovozerite
Reference List:
Localities for Lovozerite
Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
â - Click for references and 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 (e.g. from pseudomorphs).
All localities listed without proper references should be considered as questionable.
All localities listed without proper references should be considered as questionable.
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Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada