Mineralogy Database

IMA2008-035 Mineral Data

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General IMA2008-035 Information

Help on Chemical  Formula: Chemical Formula: CeSiO4
Help on Composition: Composition: Molecular Weight = 232.20 gm
   Cerium   60.34 %  Ce   70.68 % Ce2O3
   Silicon  12.10 %  Si   25.88 % SiO2
   Oxygen   27.56 %  O
           ______        ______ 
           100.00 %       96.55 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ce(SiO4)
Help on Environment: Environment: Zircon group
Help on IMA Status: IMA Status: Proposed IMA 2008 (Dana # Added)
Help on Locality: Locality: Stetind quarry, Tysfjord, 135 km NE of Bod�, Nordland, Norway Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Commission on New Minerals, Nomenclature and Classification (CNMNC)
 

IMA2008-035 Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:0.88972
Help on Cell Dimensions: Cell Dimensions: a = 6.9746, c = 6.2055, Z = 4; V = 301.87 Den(Calc)= 5.11
Help on Crystal System: Crystal System: Tetragonal - Ditetragonal Pyramidal H-M Symbol (4mm) Space Group: I 41/amd
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.487(1), 2.626(0.68), 1.798(0.61),4.636(0.58), 2.177(0.24), 1.847(0.21), 2.787(0.21), 2.466(0.19),
 

Optical Properties of IMA2008-035

Help on Optical Data: Optical Data: NCalc= 1.8 - from Gladstone-Dale relationship (KC = 0.1556) where Ncalc=Dcalc*KC+1
 

Calculated Properties of IMA2008-035

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=4.58 gm/cc
note: Specific Gravity of IMA2008-035 =5.11 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0057808901
Boson Index = 0.9942191099
Help on Photoelectric: Photoelectric: PEIMA2008-035 = 311.53 barns/electron
U=PEIMA2008-035 x relectron=1,426.00 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 57,657.96 (Gamma Ray American Petroleum Institute Units)
Concentration of IMA2008-035 per GRapi unit = 17.34 (PPM)

IMA2008-035 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) 527.54 ±131.88 grams of pure IMA2008-035 .

Estimated Radioactivity from IMA2008-035 - 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 / 7.20 cm 1,351,680 3.65E-05 57,657.96 18.96
100 gm / 3.34 cm 135,168 3.65E-06 5,765.80 1.90
10 gm / 1.55 cm 13,517 3.65E-07 576.58 0.19
1 gm / 7.20 mm 1,352 3.65E-08 57.66 0.02
0.1 gm / 3.34 mm 135 3.65E-09 5.77 0.00
0.01 gm / 1.55 mm 14 3.65E-10 0.58 0.00
0.001 gm / 0.72 mm 1 3.65E-11 0.06 0.00

Weight of pure IMA2008-035 in grams (gm) and Calculated Diameter of a Sphere with a Density of 5.11 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 ( 3.02 % Th) From Sum REE Elements (60.34 % REE)
 

IMA2008-035 Classification

Help on  Dana Class: Dana Class: 51.05.02.06 (51)Nesosilicate Insular SiO4 Groups Only
  (51.05)with cations in >[6] coordination
  (51.05.02)Zircon group
 
51.05.02.01 Zircon ZrSiO4 I 41/amd 4/m 2/m 2/m
 
51.05.02.02 Hafnon HfSiO4 I 41/amd 4/m 2/m 2/m
 
51.05.02.03 Thorite ThSiO4 I 41/amd 4/m 2/m 2/m
 
51.05.02.04 Coffinite U(SiO4)1-x(OH)4x I 41/amd 4/m 2/m 2/m
 
51.05.02.05 Thorogummite Th(SiO4)1-x(OH)4x I 41/amd 4/m 2/m 2/m
 
51.05.02.06 IMA2008-035! CeSiO4 I 41/amd 4mm
Help on  Strunz Class: Strunz Class: 09.AD.30 09 - SILICATES (Germanates)
  09.A - Nesosilicates
  09.AD -Nesosilicates without additional anions;
 
09.AD.30 Coffinite U(SiO4)1-x(OH)4x I 41/amd 4/m 2/m 2/m
 
09.AD.30 Hafnon HfSiO4 I 41/amd 4/m 2/m 2/m
 
09.AD.30 Thorite ThSiO4 I 41/amd 4/m 2/m 2/m
 
09.AD.30 Thorogummite Th(SiO4)1-x(OH)4x I 41/amd 4/m 2/m 2/m
 
09.AD.30 Zircon ZrSiO4 I 41/amd 4/m 2/m 2/m
 
09.AD.30 IMA2008-035! CeSiO4 I 41/amd 4mm
 

Other IMA2008-035 Information

Help on See Also: See Also: Links to other databases for IMA2008-035 :
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 IMA2008-035 Specimen Label here :

IMA2008-035

CeSiO4
Dana No: 51.05.02.06 Strunz No: 09.AD.30
Locality:

 

Notes:

 

 
   
 


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