Mineralogy Database

IMA2009-015 Mineral Data

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General IMA2009-015 Information

Help on Chemical  Formula: Chemical Formula: NaSrCeF6
Help on Composition: Composition: Molecular Weight = 364.72 gm
   Sodium      6.30 %  Na    8.50 % Na2O
   Strontium  24.02 %  Sr   28.41 % SrO
   Cerium     38.42 %  Ce   45.00 % Ce2O3
   Fluorine   31.25 %  F    31.25 % F
                -   %   F   -13.16 % -O=F2    
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: NaSrCeF6
Help on Environment: Environment: Sr-Ce analogue of gagarinite-(Y)
Help on IMA Status: IMA Status: Proposed IMA 2009
Help on Locality: Locality: Mount Koashva, Khibiny Massif, Kola Peninsula, Russia Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Commission on New Minerals, Nomenclature and Classification (CNMNC)
 

IMA2009-015 Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:0.61237
Help on Cell Dimensions: Cell Dimensions: a = 6.207, c = 3.801, Z = 1; V = 126.82 Den(Calc)= 4.78
Help on Crystal System: Crystal System: Hexagonal - Dipyramidal H-M Symbol (6/m) Space Group: P 63/m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.12(1), 1.796(0.9), 1.173(0.7),2.198(0.7), 5.416(0.4), 1.304(0.3), 1.387(0.3), 1.554(0.3),
 

Calculated Properties of IMA2009-015

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=4.22 gm/cc
note: Specific Gravity of IMA2009-015 =4.78 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.01
Boson Index = 0.99
Help on Photoelectric: Photoelectric: PEIMA2009-015 = 229.90 barns/electron
U=PEIMA2009-015 x relectron= 970.20 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 36,179.40 (Gamma Ray American Petroleum Institute Units)
Concentration of IMA2009-015 per GRapi unit = 27.64 (PPM)

IMA2009-015 is Radioactive as defined in 49 CFR 173.403. Greater than 70 Bq / gram.

Estimated Maximum U.S. Postal Shipping Size (10 mRem/hr limit, Unshielded 10 cm box) 840.72 ±210.18 grams of pure IMA2009-015 .

Estimated Radioactivity from IMA2009-015 - weak
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 / 7.37 cm 860,555 2.33E-05 36,179.40 11.89
100 gm / 3.42 cm 86,056 2.33E-06 3,617.94 1.19
10 gm / 1.59 cm 8,606 2.33E-07 361.79 0.12
1 gm / 7.37 mm 861 2.33E-08 36.18 0.01
0.1 gm / 3.42 mm 86 2.33E-09 3.62 0.00
0.01 gm / 1.59 mm 9 2.33E-10 0.36 0.00
0.001 gm / 0.74 mm 1 2.33E-11 0.04 0.00

Weight of pure IMA2009-015 in grams (gm) and Calculated Diameter of a Sphere with a Density of 4.78 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 ( 1.92 % Th) From Sum REE Elements (38.42 % REE)
 

IMA2009-015 Classification

Help on  Dana Class: Dana Class: 11.05.06.02 (11)Halide Complexes; Alumino-fluorides
  (11.05)where (A)m B (X)6
  (11.05.06)Dana Group
 
11.05.06.01 Gagarinite-(Y) NaCaY(F,Cl)6 P 3 3
 
11.05.06.02 IMA2009-015 NaSrCeF6 P 63/m 6/m
Help on  Strunz Class: Strunz Class: 03.XX.00 03 - Halogenides
  03.X - Unclassified Strunz Halogenides
  03.XX -Unknown
 
03.XX.00 Hydrophilite? CaCl2 Pnnm 2/m 2/m 2/m
 
03.XX.00 Hydromolysite? FeCl3•6(H2O) C 2/m 2/m
 
03.XX.00 Lorettoite? Pb7O6Cl2 pseudo-TET Ortho
 
03.XX.00 Yttrocerite* CaF2(Y,Ce)F3 Unk Cubic
 
03.XX.00 IMA2009-014 SrF2 F m3m 4/m 3 2/m
 
03.XX.00 IMA2009-015 NaSrCeF6 P 63/m 6/m
 

Other IMA2009-015 Information

Help on See Also: See Also: Links to other databases for IMA2009-015 :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - Google Images
4 - Google Scholar
5 - MinDAT
6 - Mineralienatlas (Deutsch)
7 - Online Mineral Museum
8 - Ruff.Info

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Print or Cut-and-Paste your IMA2009-015 Specimen Label here :

IMA2009-015

NaSrCeF6
Dana No: 11.05.06.02 Strunz No: 03.XX.00
Locality:

 

Notes: