Mineralogy Database

Fluoronyboite Mineral Data

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General Fluoronyboite Information

Help on Chemical  Formula: Chemical Formula: NaNa2(Al2Mg3)(Si7Al)O22(F,OH)2
Help on Composition: Composition: Molecular Weight = 850.22 gm
   Potassium   0.28 %  K     0.33 % K2O
   Sodium      6.25 %  Na    8.42 % Na2O
   Calcium     2.22 %  Ca    3.10 % CaO
   Magnesium   7.29 %  Mg   12.09 % MgO
   Titanium    0.06 %  Ti    0.09 % TiO2
   Manganese   0.06 %  Mn    0.08 % MnO
   Aluminum    6.57 %  Al   12.41 % Al2O3
   Zinc        0.08 %  Zn    0.10 % ZnO
   Iron        7.95 %  Fe    7.52 % FeO /  3.01 % Fe2O3
   Silicon    23.59 %  Si   50.46 % SiO2
   Hydrogen    0.10 %  H     0.89 % H2O
   Oxygen     42.98 %  O
   Fluorine    2.59 %  F     2.59 % F
                -   %   F    -1.09 % -O=F2    
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na0.78K0.06Na1.53Ca0.47Fe2+0.89Mg2.55Mn2+0.01Zn0.01Fe3+0.32Al1.21Ti0.01Si7.14Al0.86 O22(OH)0.84F1.16
Help on Environment: Environment: Ultra high pressure facies metamorphic mineral. Amphibole group; structure determined.
Help on IMA Status: IMA Status: Approved IMA 2003 (Dana # Added)
Help on Locality: Locality: Jianchang eclogite pod, Su-Lu coesite-eclogite province, China. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named as the fluorine-dominant member of the nyboitic amphiboles.
Help on Synonym: Synonym: IMA2002-010
 

Fluoronyboite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.543:1:0.2983
Help on Cell Dimensions: Cell Dimensions: a = 9.666, b = 17.799, c = 5.311, Z = 2; beta = 104.1° V = 886.20 Den(Calc)= 3.19
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: C 2/m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.691(1)(151), 8.307(0.64)(110), 3.079(0.58)(310),2.532(0.47)(202), 3.382(0.42)(131), 2.571(0.32)(061), 2.146(0.27)(261), 4.45(0.26)(040),
 

Physical Properties of Fluoronyboite

Help on Cleavage: Cleavage: {110} Poor, {110} Poor
Help on Color: Color: Bluish gray.
Help on Diaphaneity: Diaphaneity: Translucent
Help on Fracture: Fracture: Brittle - Generally displayed by glasses and most non-metallic minerals.
Help on Habit: Habit: Inclusions - Generally found as inclusions in other minerals.
Help on Hardness: Hardness: 6 - Orthoclase
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white
 

Optical Properties of Fluoronyboite

Help on Gladstone-Dale: Gladstone-Dale: CI calc= 0.047 (Good) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1968,KC= 0.2065
Ncalc = 1.66
Help on Optical Data: Optical Data: Biaxial (-), a=1.624, b=1.626, g=1.633, bire=0.0090, 2V(Calc)=58, 2V(Meas)=medium. Dispersion Calculated index values.
 

Calculated Properties of Fluoronyboite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.15 gm/cc
note: Specific Gravity of Fluoronyboite =3.19 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.02
Boson Index = 0.98
Help on Photoelectric: Photoelectric: PEFluoronyboite = 4.08 barns/electron
U=PEFluoronyboite x relectron= 12.86 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 3.95 (Gamma Ray American Petroleum Institute Units)
Concentration of Fluoronyboite per GRapi unit = 25.33 (%)

Estimated Radioactivity from Fluoronyboite - barely detectable

 

Fluoronyboite Classification

Help on  Dana Class: Dana Class: 66.01.03c.11c (66)Inosilicate Double-Width Unbranched Chains, W=2
  (66.01)with P=2 amphibole configuration
  (66.01.03c)Group 4, the sodic amphiboles
 
66.01.03c.01 Glaucophane []Na2(Mg3Al2)Si8O22(OH)2 C 2/m 2/m
 
66.01.03c.02 Ferroglaucophane []Na2(Fe3Al2)Si8O22(OH)2 C 2/m 2/m
 
66.01.03c.03 Crossite? Na2(Mg,Fe)3(Al,Fe)2Si8O22(OH)2 C 2/m 2/m
 
66.01.03c.04 Magnesioriebeckite []Na2[(Mg,Fe)3Fe2]Si8O22(OH)2 C 2/m 2/m
 
66.01.03c.05 Riebeckite []Na2(Fe3Fe2)Si8O22(OH)2 C 2/m 2/m
 
66.01.03c.06 Eckermannite NaNa2(Mg4Al)Si8O22(OH)2 C 2/m 2/m
 
66.01.03c.07 Ferro-eckermannite NaNa2(Fe4Al)Si8O22(OH)2 C 2/m 2/m
 
66.01.03c.08 Magnesio-arfvedsonite NaNa2(Mg4Fe)Si8O22(OH)2 C 2/m 2/m
 
66.01.03c.09 Arfvedsonite NaNa2(Fe4Fe)Si8O22(OH)2 C 2/m 2/m
 
66.01.03c.09a Fluoro-magnesio-arfvedsonite! NaNa2(Mg,Fe)4Fe[Si8O22](F,OH)2 C 2/m 2/m
 
66.01.03c.09b Potassicarfvedsonite! KNa2Fe4FeSi8O22(OH)2 C 2/m 2/m
 
66.01.03c.10 Kozulite NaNa2Mn4(Fe,Al)Si8O22(OH)2 C 2/m 2/m
 
66.01.03c.11 Nyboite NaNa2(Mg3Al2)Si7AlO22(OH)2 C 2/m 2/m
 
66.01.03c.11a Ferronyboite! NaNa2(Fe)3Al2(Si7Al)O22(OH)2 C 2/m 2/m
 
66.01.03c.11b Ferric-ferronyboite! NaNa2(Fe)3(Fe)2(Si7Al)O22(OH)2 C 2/m 2/m
 
66.01.03c.11c Fluoronyboite! NaNa2(Al2Mg3)(Si7Al)O22(F,OH)2 C 2/m 2/m
 
66.01.03c.12 Leakeite NaNa2(Mg2Fe2Li)Si8O22(OH)2 C 2/m 2/m
 
66.01.03c.12a Ferroleakeite! NaNa2(Fe)3(Fe)2Li(Si8O22)(OH)2 C 2/m 2/m
 
66.01.03c.12b Potassicleakeite! KNa2Mg2Fe2LiSi8O22(OH)2 C 2/m 2/m
 
66.01.03c.13 Kornite Na(CaNa)Fe4(Al,Fe)Si7AlO22(OH)2 C 2/m 2/m
 
66.01.03c.14 Ungarettiite NaNa2(Mn2Mn3)Si8O22O2 C 2/m 2/m
 
66.01.03c.15 Fluoro-ferroleakeite NaNa2(Fe2Fe2Li)Si8O22F2 C 2/m 2/m
 
66.01.03c.16 Obertiite! NaNa2(Mg3FeTi)Si8O22(O,F,OH)2 C 2/m 2/m
 
66.01.03c.17 Dellaventuraite! NaNa2(Mg2,Mn,Li,Ti)Si8O22O2 C 2/m 2/m
Help on  Strunz Class: Strunz Class: 09.DE.25 09 - SILICATES (Germanates)
  09.D - Inosilicates* Structural terminology according to Liebau (1985)
  09.DE -Inosilicates with 2-periodic double chains, Si4O11; amphibole family
 
09.DE.25 Arfvedsonite NaNa2(Fe4Fe)Si8O22(OH)2 C 2/m 2/m
 
09.DE.25 Ferroglaucophane []Na2(Fe3Al2)Si8O22(OH)2 C 2/m 2/m
 
09.DE.25 Crossite? Na2(Mg,Fe)3(Al,Fe)2Si8O22(OH)2 C 2/m 2/m
 
09.DE.25 Eckermannite NaNa2(Mg4Al)Si8O22(OH)2 C 2/m 2/m
 
09.DE.25 Glaucophane []Na2(Mg3Al2)Si8O22(OH)2 C 2/m 2/m
 
09.DE.25 Fluoro-ferroleakeite NaNa2(Fe2Fe2Li)Si8O22F2 C 2/m 2/m
 
09.DE.25 Ferro-eckermannite NaNa2(Fe4Al)Si8O22(OH)2 C 2/m 2/m
 
09.DE.25 Ferroleakeite! NaNa2(Fe)3(Fe)2Li(Si8O22)(OH)2 C 2/m 2/m
 
09.DE.25 Ferronyboite! NaNa2(Fe)3Al2(Si7Al)O22(OH)2 C 2/m 2/m
 
09.DE.25 Ferric-ferronyboite! NaNa2(Fe)3(Fe)2(Si7Al)O22(OH)2 C 2/m 2/m
 
09.DE.25 Obertiite! NaNa2(Mg3FeTi)Si8O22(O,F,OH)2 C 2/m 2/m
 
09.DE.25 Nyboite NaNa2(Mg3Al2)Si7AlO22(OH)2 C 2/m 2/m
 
09.DE.25 Magnesioriebeckite []Na2[(Mg,Fe)3Fe2]Si8O22(OH)2 C 2/m 2/m
 
09.DE.25 Kozulite NaNa2Mn4(Fe,Al)Si8O22(OH)2 C 2/m 2/m
 
09.DE.25 Kornite Na(CaNa)Fe4(Al,Fe)Si7AlO22(OH)2 C 2/m 2/m
 
09.DE.25 Leakeite NaNa2(Mg2Fe2Li)Si8O22(OH)2 C 2/m 2/m
 
09.DE.25 Magnesio-arfvedsonite NaNa2(Mg4Fe)Si8O22(OH)2 C 2/m 2/m
 
09.DE.25 Ungarettiite NaNa2(Mn2Mn3)Si8O22O2 C 2/m 2/m
 
09.DE.25 Riebeckite []Na2(Fe3Fe2)Si8O22(OH)2 C 2/m 2/m
 
09.DE.25 Potassicleakeite! KNa2Mg2Fe2LiSi8O22(OH)2 C 2/m 2/m
 
09.DE.25 Fluoronyboite! NaNa2(Al2Mg3)(Si7Al)O22(F,OH)2 C 2/m 2/m
 
09.DE.25 Fluoro-magnesio-arfvedsonite! NaNa2(Mg,Fe)4Fe[Si8O22](F,OH)2 C 2/m 2/m
 
09.DE.25 Potassicarfvedsonite! KNa2Fe4FeSi8O22(OH)2 C 2/m 2/m
 
09.DE.25 Dellaventuraite! NaNa2(Mg2,Mn,Li,Ti)Si8O22O2 C 2/m 2/m
 

Other Fluoronyboite Information

Help on References: References: NAME( MinMag, v 64, p 769) PHYS. PROP.(MinMag, v 64, p 769) OPTIC PROP.(MinMag, v 64, p 769)
Help on See Also: See Also: Links to other databases for Fluoronyboite :
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 Fluoronyboite Specimen Label here :

Fluoronyboite

NaNa2(Al2Mg3)(Si7Al)O22(F,OH)2
Dana No: 66.01.03c.11c Strunz No: 09.DE.25
Locality:

 

Notes:

 

 
   
 


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