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Kuzmenkoite-Mn

A valid IMA mineral species
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06224160014953493215676.jpg
Kuzmenkoite-Mn, etc.

Selsurt Mountain, Lovozersky District, Murmansk Oblast, Russia
09421570014953493216938.jpg
Kuzmenkoite-Mn

Selsurt Mountain, Lovozersky District, Murmansk Oblast, Russia
00839350014953493226885.jpg
Kuzmenkoite-Mn

Selsurt Mountain, Lovozersky District, Murmansk Oblast, Russia
06224160014953493215676.jpg
Kuzmenkoite-Mn, etc.

Selsurt Mountain, Lovozersky District, Murmansk Oblast, Russia
00957670014947129934188.jpg
Kuzmenkoite-Mn

Selsurt Mountain, Lovozersky District, Murmansk Oblast, Russia
01446250014947129948598.jpg
Kuzmenkoite-Mn

Selsurt Mountain, Lovozersky District, Murmansk Oblast, Russia
06224160014953493215676.jpg
Kuzmenkoite-Mn, etc.

Selsurt Mountain, Lovozersky District, Murmansk Oblast, Russia
09421570014953493216938.jpg
Kuzmenkoite-Mn

Selsurt Mountain, Lovozersky District, Murmansk Oblast, Russia
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About Kuzmenkoite-MnHide

00529690017078164832793.jpg
Maria V. Kuzmenko
Formula:
K2Mn2+(Ti,Nb)4(Si4O12)2(OH,O)4 · 5-6H2O
Colour:
Colourless to yellow to dark orange.
Lustre:
Vitreous
Hardness:
5
Crystal System:
Monoclinic
Name:
Named kuzmenkovite in honor of Maria Vasilyevna Kuzmenko (Мария Васильевна Кузьменко) (1918–1995), Russian geochemist, mineralogist, and researcher of the Lovozero Massif. The -Mn suffix was appended in 2000 by the IMA.
This page provides mineralogical data about Kuzmenkoite-Mn.


Unique IdentifiersHide

Mindat ID:
7148
Long-form identifier:
mindat:1:1:7148:8
GUID
(UUID V4):
7cfae00c-8aa3-41fb-9a4a-00f40f6f0c13

IMA Classification of Kuzmenkoite-MnHide

IMA status:
Approved
IMA status notes:
Renamed by the IMA
IMA Formula:
K2MnTi4(Si4O12)2(OH)4 · 5-6H2O
First published:
1999
Approval history:
Renamed 2000 (IMA00-A).
Type description reference:
Chukanov, N. V., Pekov, I. V., Golovina, N. I., Zadov, A. E., Nedel'ko, V. V. (1999) Kuzmenkoite, K2(Mn,Fe)(Ti,Nb)4[Si4O12]2(OH)4·5H2O - a new mineral. Zapiski Vserossijskogo Mineralogicheskogo Obshchestva, 128 (4) 42-50

Classification of Kuzmenkoite-MnHide

Strunz-mindat (2024):
9.CE.30c

9 : SILICATES (Germanates)
C : Cyclosilicates
E : [Si4O12]8- 4-membered single rings (vierer-Einfachringe), without insular complex anions

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

SymbolSourceReference
Kz-MnIMA–CNMNCWarr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Physical Properties of Kuzmenkoite-MnHide

Lustre:
Vitreous
Colour:
Colourless to yellow to dark orange.
Streak:
White
Hardness:
5 on Mohs scale

Optical Data of Kuzmenkoite-MnHide

Type:
Biaxial (+)
RI values:
nα = 1.683 nβ = 1.687 nγ = 1.775
Max Birefringence:
δ = 0.092
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
High
Dispersion:
r > v or r < v

Chemistry of Kuzmenkoite-MnHide

Mindat Formula:
K2Mn2+(Ti,Nb)4(Si4O12)2(OH,O)4 · 5-6H2O
Elements listed:
H, K, Mn, Nb, O, Si, Ti - search for minerals with similar chemistry
Common Impurities:
Fe

Crystallography of Kuzmenkoite-MnHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/m
Setting:
C2/m
Cell Parameters:
a = 14.369(3) Å, b = 13.906(3) Å, c = 7.812(1) Å
β = 117.09(2)°
Ratio:
a:b:c = 1.033 : 1 : 0.562
Unit Cell V:
1,389.71 ų (Calculated from Unit Cell)
Z:
1
Morphology:
Prisms. Also as pseudomorphs after murmanite.

Crystal StructureHide

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IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0012368Kuzmenkoite-MnRastsvetaeva R K, Chukanov N V, Pekov I V (2000) Refined crystal structure of kuzmenkoite Crystallography Reports 45 759-7612000Lovozero massif, Kola Peninsula, Russia0293
CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
7.00 Å(90)
6.33 Å(80)
4.86 Å(70)
3.17 Å(100)
3.08 Å(50)
2.58 Å(40)
2.47 Å(40)

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
Stage 4b: Highly evolved igneous rocks>3.0
35 : Ultra-alkali and agpaitic igneous rocks

Type Occurrence of Kuzmenkoite-MnHide

Type Locality:
ⓘ Selsurt Mountain, Lovozersky District, Murmansk Oblast, Russia
Reference:
Chukanov, N.V., Pekov, I.V., Golovina, N.I., Zadov, A.E., Nedel'ko, V.V. (1999) Kuzmenkoite, K2(Mn,Fe)(Ti,Nb)4[Si4O12]2(OH)4·5H2O - a new mineral. Zapiski Vserossijskogo Mineralogicheskogo Obshchestva: 128(4): 42-50.
Download:
http://rruff.info/rruff_1.0/uploads/ZVMO128N4_42.pdf

Other Language Names for Kuzmenkoite-MnHide

Simplified Chinese:硅钾锰铌钛石
Spanish:Kuzmenkoita
Traditional Chinese:矽鉀錳鈮鈦石

Relationship of Kuzmenkoite-Mn to other SpeciesHide

Member of:
Kuzmenkoite Group > Labuntsovite Supergroup
Other Members of this group:
Burovaite-Ca(Na,K)4Ca2(Ti,Nb)8(Si4O12)4(OH,O)8 · 12H2OMon. 2/m : B2/m
Gjerdingenite-CaK2Ca(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2OMon. 2/m : B2/m
Gjerdingenite-FeK2Fe2+(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2OMon. 2/m : B2/m
Gjerdingenite-MnK2Mn2+(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2OMon. 2/m : B2/m
Gjerdingenite-NaK2Na(Nb,Ti)4(Si4O12)2(OH,O)4 · 5H2OMon. 2/m : B2/m
Karupmøllerite-Ca(Na,Ca,K)2Ca(Nb,Ti)4(Si4O12)2(O,OH)4 · 7H2OMon. 2/m : B2/m
Kuzmenkoite-ZnK2Zn(Ti,Nb)4(Si4O12)2(OH,O)4 · 6-8H2OMon. m : Bm
Lepkhenelmite-Zn(Ba,K)2Zn(Ti,Nb)4(Si4O12)2(O,OH)4 · 7H2OMon. m : Bm

Common AssociatesHide

Associated Minerals Based on Photo Data:
13 photos of Kuzmenkoite-Mn associated with CalciohilairiteCaZr[SiO3]3 · 3H2O
3 photos of Kuzmenkoite-Mn associated with NatroliteNa2Al2Si3O10 · 2H2O
2 photos of Kuzmenkoite-Mn associated with Manganese-bearing Fluorapatite(Ca,Mn2+)5(PO4)3(F,Cl,OH) or Ca5([P,Mn5+]O4)3(F,Cl,OH)
1 photo of Kuzmenkoite-Mn associated with Carbonate-rich Apatite

Related Minerals - Strunz-mindat GroupingHide

9.CE.Dutkevichite-(Ce)NaZnBa2Ce2Ti2Si8O26F · H2OOrth. mm2 : Ama2
9.CE.NiobobaotiteBa4(Ti2.5Fe2+1.5)Nb4Si4O28ClTet. 4/m : I41/a
9.CE.05PapagoiteCaCu[H3AlSi2O9]Mon. 2/m : B2/m
9.CE.10VerplanckiteBa4Mn2+2Si4O12(OH,H2O)3Cl3Hex. 6/mmm (6/m 2/m 2/m) : P6/mmm
9.CE.15BaotiteBa4(Ti,Nb,W)8O16(SiO3)4ClTet. 4/m : I41/a
9.CE.20NagashimaliteBa4(V,Ti)4B2Si8O27(O,OH)2ClOrth. mmm (2/m 2/m 2/m) : Pmmn
9.CE.20TaramelliteBa4(Fe3+,Ti,Fe2+,Mg)4(B2Si8O27)O2ClxOrth. mmm (2/m 2/m 2/m) : Pmmn
9.CE.20TitantaramelliteBa4(Ti,Fe3+,Fe2+,Mg)4(B2Si8O27)O2ClxOrth. mmm (2/m 2/m 2/m)
9.CE.25Bario-orthojoaquinite(Ba,Sr)4Fe2Ti2[Si4O12]2O2 · H2OOrth.
9.CE.25Byelorussite-(Ce)NaBa2Ce2MnTi2[Si4O12]2O2(F,OH) · H2OOrth. mm2 : Ama2
9.CE.25Joaquinite-(Ce)NaBa2Ce2FeTi2[Si4O12]2O2(OH,F) · H2OMon. 2 : B2
9.CE.25Orthojoaquinite-(Ce)NaBa2Ce2FeTi2[Si4O12]2O2(O,OH) · H2OOrth.
9.CE.25StrontiojoaquiniteSr2Ba2(Na,Fe)2Ti2[Si4O12]2O2(O,OH)2 · H2OMon.
9.CE.25Strontio-orthojoaquinite(Na,Fe)2Sr2Ba2Ti2[Si4O12]2O2(O,OH)2 · H2OOrth.
9.CE.25Orthojoaquinite-(La)NaBa2La2Fe2+Ti2[Si4O12]2O2(O,OH) · H2OOrth. mmm (2/m 2/m 2/m)
9.CE.30aUnnamed (Ca-Na-ordered analogue of Korobitsynite)(Ca,Na)2(Ti,Nb)2(Si4O12)(OH,O)2 · 3-4H2OOrth. 2 2 2 : P21 21 2
9.CE.30eLabuntsovite-MnNa4K4(Ba,K)2Mn2+(Ti,Nb)8(Si4O12)4(O,OH)8 · 10-12H2OMon. 2/m : B2/m
9.CE.30aNenadkevichite(Na,◻)8Nb4(Si4O12)2(O,OH)4 · 8H2OOrth. mmm (2/m 2/m 2/m) : Pbam
9.CE.30dLemmleinite-KK2(Ti,Nb)2(Si4O12)(OH,O)2 · 4H2OOrth.
9.CE.30aKorobitsyniteNa2(Ti,Nb)2(Si4O12)(OH,O)2 · 3-4H2OOrth. mmm (2/m 2/m 2/m) : Pbam
9.CE.30bVuoriyarvite-KK2(Nb,Ti)2(Si4O12)(O,OH)2 · 4H2OMon. m : Bm
9.CE.30bTsepinite-NaNa2(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2OMon. m : Bm
9.CE.30cKarupmøllerite-Ca(Na,Ca,K)2Ca(Nb,Ti)4(Si4O12)2(O,OH)4 · 7H2OMon. 2/m : B2/m
9.CE.30eLabuntsovite-MgNa4K4(Ba,K)2Mg(Ti,Nb)8(Si4O12)4(O,OH)8 · 10H2OMon. 2/m : B2/m
9.CE.30eLabuntsovite-FeNa4K4(Ba,K)2Fe2+(Ti,Nb)8(Si4O12)4(O,OH)8 · 10H2OMon. 2/m : B2/m
9.CE.30dLemmleinite-BaNa2K2Ba(Ti,Nb)4(Si4O12)2(O,OH)4 · 5H2OMon. 2/m : B2/m
9.CE.30cGjerdingenite-FeK2Fe2+(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2OMon. 2/m : B2/m
9.CE.30hNeskevaaraite-FeK3Na2Fe2+(Ti,Nb)4(Si4O12)2(O,OH)4 · 5-6 H2OMon. m : Bm
9.CE.30bTsepinite-KK2(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2OMon. m : Bm
9.CE.30bParatsepinite-BaBa4(Ti,Nb)8(Si4O12)4(OH,O)8 · 8H2OMon. 2/m : B2/m
9.CE.30bTsepinite-CaCa(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2OMon. 2/m : B2/m
9.CE.30hAlsakharovite-ZnNaSrKZn(Ti,Nb)4(Si4O12)2(O,OH)4 · 7H2OMon. m : Bm
9.CE.30cGjerdingenite-MnK2Mn2+(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2OMon. 2/m : B2/m
9.CE.30cLepkhenelmite-Zn(Ba,K)2Zn(Ti,Nb)4(Si4O12)2(O,OH)4 · 7H2OMon. m : Bm
9.CE.30bTsepinite-SrSr(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2OMon. m : Bm
9.CE.30bParatsepinite-Na(Na,Sr,K,Ca)7(Ti,Nb)8(Si4O12)4(O,OH)8 · nH2O n ~ 8Mon. 2/m : B2/m
9.CE.30fParalabuntsovite-MgNa8K8Mg4Ti16(Si4O12)8(OH,O)16 · 20-24H2OMon. 2/m : B2/m
9.CE.30cGjerdingenite-CaK2Ca(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2OMon. 2/m : B2/m
9.CE.30cGjerdingenite-NaK2Na(Nb,Ti)4(Si4O12)2(OH,O)4 · 5H2OMon. 2/m : B2/m
9.CE.30hGutkovaite-MnK2CaMn(Ti,Nb)4(Si4O12)2(O,OH)4 · 5H2OMon. m : Bm
9.CE.30cKuzmenkoite-ZnK2Zn(Ti,Nb)4(Si4O12)2(OH,O)4 · 6-8H2OMon. m : Bm
9.CE.30gOrganovaite-MnK2Mn(Nb,Ti)4(Si4O12)2(O,OH)4 · 5-7H2OMon. 2/m : B2/m
9.CE.30gOrganovaite-ZnK2Zn(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2OMon. 2/m : B2/m
9.CE.30gParakuzmenkoite-Fe(K,Ba)4Fe(Ti,Nb)8(Si4O12)4(O,OH)8 · 14H2OMon. 2/m : B2/m
9.CE.30cBurovaite-Ca(Na,K)4Ca2(Ti,Nb)8(Si4O12)4(OH,O)8 · 12H2OMon. 2/m : B2/m
9.CE.45Komarovite(Ca,Mn)(Nb,Ti)2[Si2O7](O,F)3 · 3.5H2OOrth. mmm (2/m 2/m 2/m) : Cmmm
9.CE.45Natrokomarovite(Na,Ca,H)2Nb2Si2O10(OH,F)2 · H2OOrth.

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.

Internet Links for Kuzmenkoite-MnHide

References for Kuzmenkoite-MnHide

Localities for Kuzmenkoite-MnHide

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 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.
Russia
 
  • Murmansk Oblast
    • Khibiny Massif
Men'shikov (2006) +1 other reference
Men'shikov (2006)
    • Lovozersky District
      • Karnasurt Mountain
Pekov et al. (2007)
      • Seidozero Lake
        • Lepkhe-Nel'm Mt
Pekov et al. (2004)
Chukanov et al. (1999) +2 other references
Ermolaeva et al. (2007)
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