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Gutkovaite-Mn

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About Gutkovaite-MnHide

Formula:
K2CaMn(Ti,Nb)4(Si4O12)2(O,OH)4 · 5H2O
Colour:
pale yellowish-pink
Lustre:
Vitreous
Hardness:
5
Specific Gravity:
2.83
Crystal System:
Monoclinic
Name:
Named after N. N. Gutkova (1896-1960?), Russian mineralogist, who intensively studied the Khibina-Lovozero alkaline complex. She was the first to describe the properties of the Khibiny apatite; discovered primary lovchorrite deposits in the Khibiny massif in 1930; and published the first list of Lovozero species (21) in 1928.
This page provides mineralogical data about Gutkovaite-Mn.


Classification of Gutkovaite-MnHide

Approved
Approval Year:
2002
8/E.07-200
9.CE.30h

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

Physical Properties of Gutkovaite-MnHide

Vitreous
Transparency:
Transparent, Translucent
Colour:
pale yellowish-pink
Streak:
White
Hardness:
Hardness Data:
Measured
Tenacity:
Brittle
Cleavage:
None Observed
Fracture:
Irregular/Uneven
Density:
2.83 g/cm3 (Measured)    2.79 g/cm3 (Calculated)

Optical Data of Gutkovaite-MnHide

Type:
Biaxial (+)
Dispersion:
None observed.
Pleochroism:
Non-pleochroic

Chemical Properties of Gutkovaite-MnHide

Formula:
K2CaMn(Ti,Nb)4(Si4O12)2(O,OH)4 · 5H2O
IMA Formula:
CaK2Mn(Ti,Nb)4(Si4O12)2(O,OH)4 · 5H2O

Crystallography of Gutkovaite-MnHide

Crystal System:
Monoclinic
Cell Parameters:
a = 14.3 Å, b = 13.889 Å, c = 7.76 Å
β = 117.51°
Ratio:
a:b:c = 1.03 : 1 : 0.559
Unit Cell V:
1,366.97 ų (Calculated from Unit Cell)
Z:
2
Morphology:
Prismatic crystals to 0.8 mm in length.
Twinning:
Microtwinned on (001) and (_401).

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
7.0 (70)
6.33 (50)
3.22 (90)
3.05 (100)
2.57 (50)
2.48 (60)
Comments:
57 mm Debye-Scherrer, FeKα radiation.
Format: d/A (I/%) (hkl)

Type Occurrence of Gutkovaite-MnHide

Place of Conservation of Type Material:
Fersman Mineralogical Museum, Moscow, Russia.
Geological Setting of Type Material:
Pegmatite within nepheline syenite.
Associated Minerals at Type Locality:

Synonyms of Gutkovaite-MnHide

Other Language Names for Gutkovaite-MnHide

Simplified Chinese:硅碱锰铌钛石
Traditional Chinese:矽鹼錳鈮鈦石

Relationship of Gutkovaite-Mn to other SpeciesHide

Other Members of this group:
Alsakharovite-ZnNaSrKZn(Ti,Nb)4(Si4O12)2(O,OH)4 · 7H2OMon. m : Bm
Neskevaaraite-FeK3Na2Fe2+(Ti,Nb)4(Si4O12)2(O,OH)4 · 5-6 H2OMon. m : Bm

Related Minerals - Nickel-Strunz GroupingHide

9.CE.05PapagoiteCaCu[H3AlSi2O9]Mon.
9.CE.10VerplanckiteBa2(Mn,Fe,Ti)Si2O6(O,OH,Cl,F)2 · 3H2O or nearHex.
9.CE.15BaotiteBa4Ti8Si4O28ClTet. 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.
9.CE.25Bario-orthojoaquinite(Ba,Sr)4Fe2Ti2[Si4O12]2O2 · H2OOrth.
9.CE.25Byelorussite-(Ce)NaBa2Ce2MnTi2[Si4O12]2O2(F,OH) · H2O
9.CE.25Joaquinite-(Ce)NaBa2Ce2FeTi2[Si4O12]2O2(OH,F) · H2OMon. 2 : B2
9.CE.25Orthojoaquinite-(Ce)NaBa2Ce2FeTi2[Si4O12]2O2(O,OH) · H2O
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.
9.CE.30eLabuntsovite-MnNa4K4(Ba,K)2Mn2+(Ti,Nb)8(Si4O12)4(O,OH)8 · 10-12H2OMon.
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.30cKuzmenkoite-MnK2Mn2+(Ti,Nb)4(Si4O12)2(OH,O)4 · 5-6H2OMon.
9.CE.30bVuoriyarvite-KK2(Nb,Ti)2(Si4O12)(O,OH)2 · 4H2OMon.
9.CE.30bTsepinite-NaNa2(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2OMon.
9.CE.30cKarupmøllerite-Ca(Na,Ca,K)2Ca(Nb,Ti)4(Si4O12)2(O,OH)4 · 7H2O
9.CE.30eLabuntsovite-MgNa4K4(Ba,K)2Mg(Ti,Nb)8(Si4O12)4(O,OH)8 · 10H2OMon.
9.CE.30eLabuntsovite-FeNa4K4(Ba,K)2Fe2+(Ti,Nb)8(Si4O12)4(O,OH)8 · 10H2OMon.
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. 2/m : B2/m
9.CE.30bParatsepinite-BaBa4(Ti,Nb)8(Si4O12)4(OH,O)8 · 8H2O
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
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.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 · 6H2O
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)Nb2[O3|Si2O7] · 3.5H2OOrth.
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.

References for Gutkovaite-MnHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
- Pekov, I.V., Chukanov, N.V., Rastsvetaeva, R.K., Zadov, A.E., Kononkova, N.N. (2002): Gutkovaite-Mn, CaK2Mn(Ti,Nb)4(Si4O12)2(O,OH)4·5H2O, a new mineral of the labuntsovite group from the Khibiny massif, Kola Peninsula. Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva, 131(2), 51-57.
- Chukanov, N,V., Pekov, I.V., Khomyakov, A.P. (2002): Recommended nomenclature for labuntsovite-group minerals. European Journal of Mineralogy, 14, 165-173.
Rozenberg K.A., Rastsvetaeva R.K. (2002), IMA 18th Meeting, Poster Session A12, A12-6.
Rastsvetaeva R.K., Pekov I.V., Nekrasov Yu.V. (2001), Kristallografiya, 46, 415-417 [Crystallogr. Reports, 46, 415-417]
Belokoneva E.L. (2005), Crystallogr. Reports, 50, 13-19.
Jambor, John L., V.A. Kovalenker, & A.C. Roberts (2003), New Mineral Names, American Mineralogist: 88: 931-935.
Kola Science Center of Russian Academy of Sciences - History (http://www.kolasc.net.ru/ksc/history.html).

Internet Links for Gutkovaite-MnHide

Localities for Gutkovaite-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 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 (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Russia (TL)
 
  • Northern Region
    • Murmanskaya Oblast'
      • Khibiny Massif
European Journal of Mineralogy: 14: 165-173; Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva: 131(2): 51-57.
      • Lovozero Massif
        • Karnasurt Mt
Reiner Mielke 2016
Mineral and/or Locality  
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