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Georgbarsanovite Mineral Data

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General Georgbarsanovite Information

Help on Chemical  Formula: Chemical Formula: Na12(Mn,Sr,REE)3Ca6Fe++3Zr3NbSi25O76Cl2•H2O
Help on Composition: Composition: Molecular Weight = 3,297.19 gm
   Potassium         0.28 %  K     0.34 % K2O
   Barium            0.12 %  Ba    0.14 % BaO
   Sodium            8.18 %  Na   11.02 % Na2O
   Strontium         1.89 %  Sr    2.23 % SrO
   Calcium           7.66 %  Ca   10.71 % CaO
   La,Ce,Pr,Nd,Sm,   2.75 %  RE    3.21 % REE2O3
   Yttrium           0.35 %  Y     0.45 % Y2O3
   Hafnium           0.22 %  Hf    0.26 % HfO2
   Zirconium         8.94 %  Zr   12.07 % ZrO2
   Titanium          0.07 %  Ti    0.12 % TiO2
   Manganese         1.98 %  Mn    2.56 % MnO
   Niobium           2.59 %  Nb    3.71 % Nb2O5
   Iron              4.32 %  Fe    5.56 % FeO
   Silicon          21.51 %  Si   46.01 % SiO2
   Hydrogen          0.05 %  H     0.48 % H2O
   Chlorine          1.19 %  Cl    1.19 % Cl
                      -   %   Cl   -0.27 % -O=Cl2   
   Oxygen           37.54 %  O
   Fluorine          0.35 %  F     0.35 % F
                      -   %   F    -0.15 % -O=F2    
                   ______        ______ 
                   100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na11.73K0.24Mn2+1.19Sr0.71REE0.63Ca0.3Y0.13Ba0.03Ca6Fe2+2.55Zr0.23Ti0.05Hf0.04Zr3 Nb0.92Si25.25O76.48Cl1.11F0.61�0.88(H2O)
Help on Environment: Environment: Collected (prior to 1963) from boulders of nepheline-feldspar pegmatite. Georgbarsanovite and eudialyte form irregular aggregates.
Help on IMA Status: IMA Status: Approved IMA 2007 (Dana # Added)
Help on Locality: Locality: Upper reaches of the Petreliusa River valley, Khibiny alkaline massif, Kola Peninsula, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Georgiy Pavlovich Barsanov (1907-1991), prominent Russian mineralogist.
Help on Synonym: Synonym: Barsanovite - Discredited 1969
  IMA2003-013 - Discredited monoclinic Barsanovite
  IMA2007-008 - Revalidated trigonal Georgbarsanovite
 

Georgbarsanovite Image

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  Georgbarsanovite

Comments: A small translucent crystalline fragment of georgbarsanovite, from the type locality.
Location: Nepheline pegmatite outcrop, Petrelius River, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: Fragment Size 0.05 cm,.
© Jeff Weissman / Photographic Guide to Mineral Species

Georgbarsanovite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:2.10312
Help on Cell Dimensions: Cell Dimensions: a = 14.274, c = 30.02, Z = 3; V = 5,297.04 Den(Calc)= 3.10
Help on Crystal System: Crystal System: Trigonal - Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.202(1)(208), 2.975(0.98)(315), 3.155(0.71)(217),4.304(0.62)(205), 2.591(0.54)(039), 6.42(0.54)(104), 3.017(0.51)(119), 3.176(0.51)(306), 2.857(0.44)(404),
 

Physical Properties of Georgbarsanovite

Help on Cleavage: Cleavage: None
Help on Color: Color: Yellowish green.
Help on Density: Density: 3.05
Help on Diaphaneity: Diaphaneity: Translucent to transparent
Help on Fracture: Fracture: Brittle - Uneven - Very brittle fracture producing uneven fragments.
Help on Habit: Habit: Aggregates - Made of numerous individual crystals or clusters.
Help on Hardness: Hardness: 5 - Apatite
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white
 

Optical Properties of Georgbarsanovite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.014 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= 0.003 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2048,KPDmeas= 0.2082,KC= 0.2054
Ncalc = 1.63 - 1.64
Help on Optical Data: Optical Data: Uniaxial (-), e=1.631, w=1.639, bire=0.0080.
 

Calculated Properties of Georgbarsanovite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.00 gm/cc
note: Specific Gravity of Georgbarsanovite =3.10 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.02
Boson Index = 0.98
Help on Photoelectric: Photoelectric: PEGeorgbarsanovite = 40.78 barns/electron
U=PEGeorgbarsanovite x relectron= 122.47 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 2,857.57 (Gamma Ray American Petroleum Institute Units)
Concentration of Georgbarsanovite per GRapi unit = 349.95 (PPM)

Estimated Radioactivity from Georgbarsanovite - mild
Specimen
Size
Weight/Volume
(Sphere)
*
Calculated
Activity
Bequerols
(Bq)
Calculated
Activity
Curies (Ci)
Estimated
Activity
GR(api)
Estimated
Exposure
(mRem**)/hr
If Held in Hand
For One Hour
1000 gm / 8.51 cm 61,940 1.67E-06 2,857.57 0.94
100 gm / 3.95 cm 6,194 1.67E-07 285.76 0.09
10 gm / 1.83 cm 619 1.67E-08 28.58 0.01
1 gm / 8.51 mm 62 1.67E-09 2.86 0.00
0.1 gm / 3.95 mm 6 1.67E-10 0.29 0.00
0.01 gm / 1.83 mm 1 1.67E-11 0.03 0.00
0.001 gm / 0.85 mm 0 1.67E-12 0.00 0.00

Weight of pure Georgbarsanovite in grams (gm) and Calculated Diameter of a Sphere with a Density of 3.10 gm/cc.*
Goverment Estimate of Average Annual Exposure ( 360 mRem) **
Note: 10 microsieverts/hr = 1 mRem/hr **
Max Permissable Adult Dose 50,000 mRem/yr (hands), 15,000 mRem/yr (eyes)
Lethal Dose LD(50) Exposure 400,000 to 500,000 mRem
Estimated Thorium Activity ( 0.14 % Th) From Sum REE Elements ( 2.75 % REE)
 

Georgbarsanovite Classification

Help on  Dana Class: Dana Class: 64.01.01.17 (64)Cyclosilicates
  (64.01)Cyclosilicate Rings with Other Anions and Insular Silicate Groups with mixed ring types
  (64.01.01)Eudialyte Group
 
64.01.01.01 Eudialyte Na4(Ca,Ce)2(Fe,Mn,Y)ZrSi8O22(OH,Cl)2(?) R 3m 3 2/m
 
64.01.01.02 Alluaivite Na19(Ca,Mn)6(Ti,Nb)3(Si3O9)2(Si10O28)2Cl•2(H2O) R 3m 3 2/m
 
64.01.01.03 Kentbrooksite! (Na,REE)15(Ca,REE)6MnZr3NbSi25O74F2•2(H2O) R 3m 3m
 
64.01.01.04 Khomyakovite! Na12Sr3Ca6Fe3Zr3W(Si25O73)(O,OH,H2O)3(OH,Cl)2 R 3m 3m
 
64.01.01.05 Manganokhomyakovite! Na12Sr3Ca6Mn3Zr3W(Si25O73)(O,OH,H2O)3(OH,Cl)2 R 3m 3m
 
64.01.01.06 Oneillite! Na15Ca3Mn3Fe3Zr3Nb(Si25O73)(O,OH,H2O)3(OH,Cl)2 R 3 3
 
64.01.01.07 Ferrokentbrooksite! Na15Ca6(Fe,Mn)3Zr3NbSi25O73(O,OH,H2O)3(Cl,F,OH)2 R 3m 3m
 
64.01.01.08 Ikranite! (Na,H3O)15(Ca,Mn,REE)6Fe2Zr3([],Zr)([],Si)Si24O66(O,OH)6Cl•2-3H2O R 3m 3m
 
64.01.01.09 Feklichevite! Na11Ca9(Fe,Fe)2Zr3Nb[Si25O73](OH,H2O,Cl,O)5 R 3m 3m
 
64.01.01.10 Rastsvetaevite! Na27K8Ca12Fe3Zr6Si52O144(O,OH,H2O)6Cl2 R 3m 3m
 
64.01.01.11 Taseqite! Na12Sr3Ca6Fe3Zr3NbSi25O73(O,OH,H2O)3Cl2 R 3m 3m
 
64.01.01.12 Carbokentbrooksite! (Na,[])12(Na,Ce)3Ca6Mn3Zr3Nb(Si25O73)(OH)3(CO3)•H2O R 3m 3m
 
64.01.01.13 Zirsilite-(Ce)! (Na,[])12(Ce,Na)3Ca6Mn3Zr3Nb(Si25O73)(OH)3(CO3)•H2O R 3m 3m
 
64.01.01.14 Labyrinthite! (Na,K,Sr)35Ca12Fe3Zr6TiSi51O144(O,OH,H2O)9Cl3 R 3m 3m
 
64.01.01.15 Aqualite! (H3O)8(Na,K,Sr)5Ca6Zr3Si26O66(OH)9Cl R 3m 3m
 
64.01.01.16 Raslakite! Na15Ca3Fe3(Na,Zr)3Zr3(Si,Nb)(Si25O73)(OH,H2O)3(Cl,OH) R 3m 3m
 
64.01.01.17 Georgbarsanovite! Na12(Mn,Sr,REE)3Ca6Fe3Zr3NbSi25O76Cl2•H2O R 3m 3m
 
64.01.01.18 Johnsenite-(Ce)! Na12(Ce,REE,Sr)3Ca6Mn3Zr3W(Si25O73)(CO3)(OH,Cl)2 R 3m 3m
 
64.01.01.19 Golyshevite! (Na,Ca)10Ca9(Fe,Fe)2Zr3NbSi25O72(CO3)(OH)3•H2O R 3m 3m
 
64.01.01.20 Mogovidite! Na9(Ca,Na)6Ca6Fe2Zr3[]Si25O72(CO3)(OH)4 R 3m 3m
 
64.01.01.21 Dualite! Na30(Ca,Na,Ce,Sr)12(Na,Mn,Fe,Ti)6Zr3Ti3MnSi51O144(OH,H2O,Cl)9 R 3m 3m
 
64.01.01.22 Voronkovite! Na15(Na,Ca,Ce)3(Mn,Ca)3Fe3Zr3Si26O72(OH,O)4Cl•H2O R 3 3
Help on  Strunz Class: Strunz Class: 09.CO.10 09 - SILICATES (Germanates)
  09.C - Cyclosilicates
  09.CO -[Si9O27]18- 9-membered rings
 
09.CO.10 Alluaivite Na19(Ca,Mn)6(Ti,Nb)3(Si3O9)2(Si10O28)2Cl•2(H2O) R 3m 3 2/m
 
09.CO.10 Eudialyte Na4(Ca,Ce)2(Fe,Mn,Y)ZrSi8O22(OH,Cl)2(?) R 3m 3 2/m
 
09.CO.10 Kentbrooksite! (Na,REE)15(Ca,REE)6MnZr3NbSi25O74F2•2(H2O) R 3m 3m
 
09.CO.10 Labyrinthite! (Na,K,Sr)35Ca12Fe3Zr6TiSi51O144(O,OH,H2O)9Cl3 R 3m 3m
 
09.CO.10 Carbokentbrooksite! (Na,[])12(Na,Ce)3Ca6Mn3Zr3Nb(Si25O73)(OH)3(CO3)•H2O R 3m 3m
 
09.CO.10 Zirsilite-(Ce)! (Na,[])12(Ce,Na)3Ca6Mn3Zr3Nb(Si25O73)(OH)3(CO3)•H2O R 3m 3m
 
09.CO.10 Mogovidite! Na9(Ca,Na)6Ca6Fe2Zr3[]Si25O72(CO3)(OH)4 R 3m 3m
 
09.CO.10 Voronkovite! Na15(Na,Ca,Ce)3(Mn,Ca)3Fe3Zr3Si26O72(OH,O)4Cl•H2O R 3 3
 
09.CO.10 Taseqite! Na12Sr3Ca6Fe3Zr3NbSi25O73(O,OH,H2O)3Cl2 R 3m 3m
 
09.CO.10 Aqualite! (H3O)8(Na,K,Sr)5Ca6Zr3Si26O66(OH)9Cl R 3m 3m
 
09.CO.10 Raslakite! Na15Ca3Fe3(Na,Zr)3Zr3(Si,Nb)(Si25O73)(OH,H2O)3(Cl,OH) R 3m 3m
 
09.CO.10 Feklichevite! Na11Ca9(Fe,Fe)2Zr3Nb[Si25O73](OH,H2O,Cl,O)5 R 3m 3m
 
09.CO.10 Ikranite! (Na,H3O)15(Ca,Mn,REE)6Fe2Zr3([],Zr)([],Si)Si24O66(O,OH)6Cl•2-3H2O R 3m 3m
 
09.CO.10 Khomyakovite! Na12Sr3Ca6Fe3Zr3W(Si25O73)(O,OH,H2O)3(OH,Cl)2 R 3m 3m
 
09.CO.10 Manganokhomyakovite! Na12Sr3Ca6Mn3Zr3W(Si25O73)(O,OH,H2O)3(OH,Cl)2 R 3m 3m
 
09.CO.10 Oneillite! Na15Ca3Mn3Fe3Zr3Nb(Si25O73)(O,OH,H2O)3(OH,Cl)2 R 3 3
 
09.CO.10 Ferrokentbrooksite! Na15Ca6(Fe,Mn)3Zr3NbSi25O73(O,OH,H2O)3(Cl,F,OH)2 R 3m 3m
 
09.CO.10 Rastsvetaevite! Na27K8Ca12Fe3Zr6Si52O144(O,OH,H2O)6Cl2 R 3m 3m
 
09.CO.10 Johnsenite-(Ce)! Na12(Ce,REE,Sr)3Ca6Mn3Zr3W(Si25O73)(CO3)(OH,Cl)2 R 3m 3m
 
09.CO.10 Georgbarsanovite! Na12(Mn,Sr,REE)3Ca6Fe3Zr3NbSi25O76Cl2•H2O R 3m 3m
 
09.CO.10 Golyshevite! (Na,Ca)10Ca9(Fe,Fe)2Zr3NbSi25O72(CO3)(OH)3•H2O R 3m 3m
 
09.CO.10 Dualite! Na30(Ca,Na,Ce,Sr)12(Na,Mn,Fe,Ti)6Zr3Ti3MnSi51O144(OH,H2O,Cl)9 R 3m 3m
 

Other Georgbarsanovite Information

Help on References: References: NAME( AmMin, v92:704) PHYS. PROP.(AmMin, v92:704) OPTIC PROP.(AmMin, v92:704)
Help on See Also: See Also: Links to other databases for Georgbarsanovite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - MinDAT
7 - Mineralienatlas (Deutsch)
8 - Online Mineral Museum
9 - QUT Mineral Atlas
10 - Ruff.Info

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Print or Cut-and-Paste your Georgbarsanovite Specimen Label here :

Georgbarsanovite

Na12(Mn,Sr,REE)3Ca6Fe++3Zr3NbSi25O76Cl2•H2O
Dana No: 64.01.01.17 Strunz No: 09.CO.10
Locality:

 

Notes:

 

 
   
 


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