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Alsakharovite-Zn

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Formula:
NaSrKZn(Ti,Nb)4(Si4O12)2(O,OH)4 · 7H2O
System:
Monoclinic
Colour:
white, light brown, ...
Hardness:
5
Name:
After Aleksey S. Sakharov (1910-1996), Russian geologist, who worked on the Lovozero massif.
This page provides mineralogical data about Alsakharovite-Zn.

Classification of Alsakharovite-Zn

Approved 2002
9.CE.30h

9 : SILICATES (Germanates)
C : Cyclosilicates
E : [Si4O12]8- 4-membered single rings (vierer-Einfachringe), without insular complex anions
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http://www.mindat.org/min-26417.html
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Type Occurrence of Alsakharovite-Zn

Year of Discovery:
2002
Geological Setting of Type Material:
in Eudialyte-Aegirine-Feldspar pegmatite

Physical Properties of Alsakharovite-Zn

Vitreous
Diaphaneity (Transparency):
Transparent, Translucent
Colour:
white, light brown, colourless
Streak:
white
Hardness (Mohs):
5
Cleavage:
None Observed
Fracture:
Irregular/Uneven
Density:
2.9 g/cm3 (Measured)    2.94 g/cm3 (Calculated)

Crystallography of Alsakharovite-Zn

Crystal System:
Monoclinic
Class (H-M):
m - Domatic
Space Group:
Bm
Cell Parameters:
a = 14.495Å, b = 13.945Å, c = 7.838Å
β = 117.75°
Ratio:
a:b:c = 1.039 : 1 : 0.562
Unit Cell Volume:
V 1402 ų
Z:
2

Optical Data of Alsakharovite-Zn

Type:
Biaxial (+)
RI values:
nα = 1.680 nβ = 1.687 nγ = 1.787
2V:
Measured: 25°
Max Birefringence:
δ = 0.107
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
High

Chemical Properties of Alsakharovite-Zn

Formula:
NaSrKZn(Ti,Nb)4(Si4O12)2(O,OH)4 · 7H2O
Essential elements:
All elements listed in formula:

Relationship of Alsakharovite-Zn to other Species

Other Members of Group:
Burovaite-Ca(Na,K)4Ca2(Ti,Nb)8(Si4O12)4(OH,O)8 · 12H2O
Gjerdingenite-CaK2Ca(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2O
Gjerdingenite-FeK2Fe2+(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2O
Gjerdingenite-MnK2Mn2+(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2O
Gjerdingenite-NaK2Na2(Nb,Ti)4(Si4O12)2(OH,O)4 · 5H2O
Gutkovaite-MnK2CaMn(Ti,Nb)4(Si4O12)2(O,OH)4 · 5H2O
Karupmøllerite-Ca(Na,Ca,K)2Ca(Nb,Ti)4(Si4O12)2(O,OH)4 · 7H2O
Kuzmenkoite-MnK2Mn2+(Ti,Nb)4(Si4O12)2(OH,O)4 · 5-6H2O
Kuzmenkoite-ZnK2Zn(Ti,Nb)4(Si4O12)2(OH,O)4·6-8H2O
Labuntsovite-FeNa4K4(Ba,K)2Fe2+(Ti,Nb)8(Si4O12)4(O,OH)8 · 10H2O
Labuntsovite-MgNa4K4(Ba,K)2Mg(Ti,Nb)8(Si4O12)4(O,OH)8 · 10H2O
Labuntsovite-MnNa4K4(Ba,K)2Mn2+(Ti,Nb)8(Si4O12)4(O,OH)8 · 10-12H2O
Lemmleinite-BaNa2K2Ba(Ti,Nb)4(Si4O12)2(O,OH)4 · 5H2O
Lemmleinite-KK2(Ti,Nb)2(Si4O12)(OH,O)2 · 4H2O
Lepkhenelmite-Zn(Ba,K)2Zn(Ti,Nb)4(Si4O12)2(O,OH)4 · 7H2O
Nenadkevichite Group
Neskevaaraite-FeK3Na2Fe2+(Ti,Nb)4(Si4O12)2(O,OH)4 · 5-6 H2O
Organovaite-MnK2Mn(Nb,Ti)4(Si4O12)2(O,OH)4 · 5-7H2O
Organovaite-ZnK2Zn(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2O
Parakuzmenkoite-Fe(K,Ba)4Fe(Ti,Nb)8(Si4O12)4(O,OH)8 · 14H2O
Paralabuntsovite-MgNa8K8Mg8Ti16(Si4O12)8(O,OH)16· nH2O
Paratsepinite-BaBa4(Ti,Nb)8(Si4O12)4(OH,O)8 · 8H2O
Paratsepinite-Na(Na,Sr,K,Ca)7(Ti,Nb)8(Si4O12)4(O,OH)8·nH2O n ~ 8
Tsepinite-CaCa(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O
Tsepinite-KK2(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O
Tsepinite-NaNa2(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O
Tsepinite-SrSr(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O
Vuoriyarvite-KK2(Nb,Ti)2(Si4O12)(O,OH)2 · 4H2O
9.CE.05PapagoiteCaCu[H3AlSi2O9]
9.CE.10VerplanckiteBa2(Mn,Fe,Ti)Si2O6(O,OH,Cl,F)2 · 3H2O or near
9.CE.15BaotiteBa4(Ti,Nb)8Si4O28Cl
9.CE.20NagashimaliteBa4(V,Ti)4B2Si8O27(O,OH)2Cl
9.CE.20TaramelliteBa4(Fe3+,Ti,Fe2+,Mg)4(B2Si8O27)O2Clx
9.CE.20TitantaramelliteBa4(Ti,Fe3+,Fe2+,Mg)4(B2Si8O27)O2Clx
9.CE.25Bario-orthojoaquinite(Ba,Sr)4Fe2Ti2[Si4O12]2O2 · H2O
9.CE.25Byelorussite-(Ce)NaBa2Ce2MnTi2[Si4O12]2O2(F,OH) · H2O
9.CE.25Joaquinite-(Ce)NaBa2Ce2FeTi2[Si4O12]2O2(OH,F) · H2O
9.CE.25Orthojoaquinite-(Ce)NaBa2Ce2FeTi2[Si4O12]2O2(O,OH) · H2O
9.CE.25StrontiojoaquiniteSr2Ba2(Na,Fe)2Ti2[Si4O12]2O2(O,OH)2 · H2O
9.CE.25Strontio-orthojoaquinite(Na,Fe)2Sr2Ba2Ti2[Si4O12]2O2(O,OH)2 · H2O
9.CE.25Orthojoaquinite-(La)NaBa2La2Fe2+Ti2[Si4O12]2O2(O,OH) · H2O
9.CE.30eLabuntsovite-MnNa4K4(Ba,K)2Mn2+(Ti,Nb)8(Si4O12)4(O,OH)8 · 10-12H2O
9.CE.30aNenadkevichite(Na,◻)8Nb4(Si4O12)2(O,OH)4 · 8H2O
9.CE.30dLemmleinite-KK2(Ti,Nb)2(Si4O12)(OH,O)2 · 4H2O
9.CE.30aKorobitsyniteNa2(Ti,Nb)2(Si4O12)(OH,O)2 · 3-4H2O
9.CE.30cKuzmenkoite-MnK2Mn2+(Ti,Nb)4(Si4O12)2(OH,O)4 · 5-6H2O
9.CE.30bVuoriyarvite-KK2(Nb,Ti)2(Si4O12)(O,OH)2 · 4H2O
9.CE.30bTsepinite-NaNa2(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O
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 · 10H2O
9.CE.30eLabuntsovite-FeNa4K4(Ba,K)2Fe2+(Ti,Nb)8(Si4O12)4(O,OH)8 · 10H2O
9.CE.30dLemmleinite-BaNa2K2Ba(Ti,Nb)4(Si4O12)2(O,OH)4 · 5H2O
9.CE.30cGjerdingenite-FeK2Fe2+(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2O
9.CE.30hNeskevaaraite-FeK3Na2Fe2+(Ti,Nb)4(Si4O12)2(O,OH)4 · 5-6 H2O
9.CE.30bTsepinite-KK2(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O
9.CE.30bParatsepinite-BaBa4(Ti,Nb)8(Si4O12)4(OH,O)8 · 8H2O
9.CE.30bTsepinite-CaCa(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O
9.CE.30cGjerdingenite-MnK2Mn2+(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2O
9.CE.30cLepkhenelmite-Zn(Ba,K)2Zn(Ti,Nb)4(Si4O12)2(O,OH)4 · 7H2O
9.CE.30bTsepinite-SrSr(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O
9.CE.30bParatsepinite-Na(Na,Sr,K,Ca)7(Ti,Nb)8(Si4O12)4(O,OH)8·nH2O n ~ 8
9.CE.30fParalabuntsovite-MgNa8K8Mg8Ti16(Si4O12)8(O,OH)16· nH2O
9.CE.30cGjerdingenite-CaK2Ca(Nb,Ti)4(Si4O12)2(O,OH)4 · 6H2O
9.CE.30cGjerdingenite-NaK2Na2(Nb,Ti)4(Si4O12)2(OH,O)4 · 5H2O
9.CE.30hGutkovaite-MnK2CaMn(Ti,Nb)4(Si4O12)2(O,OH)4 · 5H2O
9.CE.30cKuzmenkoite-ZnK2Zn(Ti,Nb)4(Si4O12)2(OH,O)4·6-8H2O
9.CE.30gOrganovaite-MnK2Mn(Nb,Ti)4(Si4O12)2(O,OH)4 · 5-7H2O
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 · 14H2O
9.CE.30cBurovaite-Ca(Na,K)4Ca2(Ti,Nb)8(Si4O12)4(OH,O)8 · 12H2O
9.CE.45Komarovite(Ca,Mn)Nb2[O3|Si2O7] · 3.5H2O
9.CE.45Natrokomarovite(Na,Ca,H)2Nb2Si2O10(OH,F)2 · H2O

Other Names for Alsakharovite-Zn

Name in Other Languages:

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.

References for Alsakharovite-Zn

Reference List:
Pekov, I.V., N.V. Chukanov, A.E. Zadov, K.A. Rozenberg & R.K. Rastsvetaeva (2003): Alsakharovite-Zn, NaSrKZn(Ti,Nb)4(Si4O12)2(O,OH)4·7 H2O, a new mineral of the labuntsovite group from Lovozero massif, Kola Peninsula: Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva (and Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva): 132(1), 52-58.

Internet Links for Alsakharovite-Zn

Localities for Alsakharovite-Zn

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.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
Russia (TL)
 
  • Northern Region
    • Murmanskaja Oblast'
      • Kola Peninsula
        • Lovozero Massif
          • Seidozero Lake
Pekov, I. et al (2003): New Data on Minerals: 38: 20-33.
I.V. Pekov et al.: Zap. Vses. Mineral. Obshch. 133(1):49-59 (2004)
Mineral and/or Locality  
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