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Manganonaujakasite

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Formula:
Na6(Mn2+,Fe2+)Al4Si8O26
System:
Monoclinic
Colour:
Bright blue
Lustre:
Vitreous
Hardness:
5
Name:
In allusion to the dominance of manganese in the composition and its relationship with Naujakasite.
The manganese analogue of Naujakasite.


Classification of Manganonaujakasite

Approved
9.EG.10

9 : SILICATES (Germanates)
E : Phyllosilicates
G : Double nets with 6-membered and larger rings

Physical Properties of Manganonaujakasite

Vitreous
Colour:
Bright blue
Streak:
White
Hardness (Mohs):
5

Optical Data of Manganonaujakasite

Type:
Biaxial (-)
RI values:
nα = 1.539 nβ = 1.551 nγ = 1.554
2V:
Measured: 54° , Calculated: 52°
Max Birefringence:
δ = 0.015
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
Low
Dispersion:
r < v

Chemical Properties of Manganonaujakasite

Formula:
Na6(Mn2+,Fe2+)Al4Si8O26
IMA Formula:
Na6Mn2+Al4Si8O26
Elements listed in formula:

Crystallography of Manganonaujakasite

Crystal System:
Monoclinic

Type Occurrence of Manganonaujakasite

Relationship of Manganonaujakasite to other Species

9.EG.05CymriteBaAl2Si2(O,OH)8 · H2O
9.EG.10Naujakasite(Na,K)6(Fe2+,Mn2+,Ca)(Al,Fe)4Si8O26
9.EG.15DmisteinbergiteCa(Al2Si2O8)
9.EG.20KampfiteBa12(Si11Al5)O31(CO3)8Cl5
9.EG.25SträtlingiteCa2Al2SiO7 · 8H2O
9.EG.25VertumniteCa4Al4Si4O6(OH)24 · 3H2O
9.EG.30Eggletonite(Na,K,Ca)2(Mn,Fe)8(Si,Al)12O29(OH)7 · 11H2O
9.EG.30Ganophyllite(K,Na,Ca)2Mn8(Si,Al)12(O,OH)32 · 8H2O
9.EG.30Tamaite(Ca,K,Ba,Na)3-4Mn24(Si,Al)40(O,OH)112 · 21H2O
9.EG.35CoombsiteK(Mn,Fe,Mg)13(Si,Al)18O42(OH)14
9.EG.35ZussmaniteK(Fe,Mg,Mn)13(Si,Al)18O42(OH)14
9.EG.40Franklinphilite(K,Na)4(Mn2+,Mg,Zn)48(Si,Al)72(O,OH)216 · 6H2O
9.EG.40LennilenapeiteK6-7(Mg,Mn,Fe,Zn)48(Si,Al)72(O,OH)216 · 16H2O
9.EG.40Parsettensite(K,Na,Ca)7.5(Mn,Mg)49Si72O168(OH)50 · nH2O
9.EG.40Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
9.EG.45Latiumite(Ca,K)4(Si,Al)5O11(SO4,CO3)
9.EG.45Tuscanite(K(Ca,Na)6(Si,Al)10O22[SO4,CO3,(OH)2] · H2O
9.EG.50JagoitePb18Fe43+[Si4(Si,Fe3+)6][Pb4Si16(Si,Fe)4]O82Cl6
9.EG.55WickenburgiteCaPb3Al2Si10O24(OH)6
9.EG.60HyttsjöitePb18Ba2Ca5Mn22+Fe23+Si30O90Cl · 6H2O
9.EG.65ArmbrusteriteK5Na7Mn15[(Si9O22)4](OH)10 · 4H2O
9.EG.70Britvinite[Pb7(OH)3F(BO3)2(CO3)][Mg4.5(OH)3(Si5O14)]
9.EG.75Bannisterite(Ca,K,Na)(Mn2+,Fe2+)10(Si,Al)16O38(OH)8 · nH2O

Other Names for Manganonaujakasite

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 Manganonaujakasite

Reference List:
Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva (2000): 129(4): 48-53.

Internet Links for Manganonaujakasite

mindat.org URL:
https://www.mindat.org/min-7097.html
Please feel free to link to this page.

Localities for Manganonaujakasite

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.
(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
[MinRec 32:417]
Mineral and/or Locality  
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