Mineralogy Database

Blatonite Mineral Data

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General Blatonite Information

Help on Chemical  Formula: Chemical Formula: UO2CO3•(H2O)
Help on Composition: Composition: Molecular Weight = 348.05 gm
   Uranium   68.39 %  U    77.58 % UO2
   Hydrogen   0.58 %  H     5.18 % H2O
   Carbon     3.45 %  C    12.64 % CO2
   Oxygen    27.58 %  O
            ______        ______ 
            100.00 %       95.40 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: (UO2)(CO3)•(H2O)
Help on Environment: Environment: In seams of gypsum along bedding planes of a siltstone within the basal conglomerate member of the Shinarump Formation.
Help on IMA Status: IMA Status: Approved IMA 1998 (Dana # Added)
Help on Locality: Locality: Found by Patrick Haynes in the Jomac uranium mine, Brown�s Rim, San Juan County, Utah, U.S.A. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: For Dr. Norbert Blaton (1945-), crystallographer at the University of Leuven, Belgium, a specialist on the crystal structure of uranium minerals.
Help on Name Pronunciation: Name Pronunciation: Blatonite + Pronunciation Say BLATONITE
Help on Synonym: Synonym: IMA1997-025
 

Blatonite Image

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  Blatonite

Comments: Bright yellow granular masses of blatonite and white crystalline gypsum.
Location: . Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

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  Blatonite

Comments: Acicular, yellow blatonite crystals with white aragonite on matrix.
Location: Jomac Mine, White Canyon,White Canyon District (White Canyon), San Juan Co., Utah, USA. Scale: Picture size 6 mm.
© Paul M. Schumacher

Blatonite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:1.51551
Help on Cell Dimensions: Cell Dimensions: a = 15.79, c = 23.93, Z = 36; V = 5,166.99 Den(Calc)= 4.03
Help on Crystal System: Crystal System: Hexagonal Space Group: Unk
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.056(1), 6.56(0.77), 6.91(0.55),
 

Physical Properties of Blatonite

Help on Cleavage: Cleavage: {100} Parting
Help on Color: Color: Canary yellow.
Help on Density: Density: 3.99 - 4.05, Average = 4.01
Help on Diaphaneity: Diaphaneity: Translucent
Help on Fracture: Fracture: Flexible - Flexible fragments.
Help on Habit: Habit: Acicular - Occurs as needle-like crystals.
Help on Habit: Habit: Aggregates - Made of numerous individual crystals or clusters.
Help on Habit: Habit: Radial - Crystals radiate from a center without producing stellar forms (e.g. stibnite)
Help on Hardness: Hardness: 2-3 - Gypsum-Calcite
Help on Luster: Luster: Silky
Help on Streak: Streak: white
 

Optical Properties of Blatonite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.225 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= -0.222 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1489,KPDmeas= 0.1493,KC= 0.1219
Ncalc = 1.49
Help on Optical Data: Optical Data: Uniaxial (+), w=1.588, e=1.612, bire=0.0240.
 

Calculated Properties of Blatonite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.43 gm/cc
note: Specific Gravity of Blatonite =4.03 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0054368564
Boson Index = 0.9945631436
Help on Photoelectric: Photoelectric: PEBlatonite =1,824.48 barns/electron
U=PEBlatonite x relectron=6,253.03 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 4,957,542.20 (Gamma Ray American Petroleum Institute Units)
Concentration of Blatonite per GRapi unit = 201.71 (PPB)

Blatonite 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) 6.14 ± 1.53 grams of pure Blatonite .
Estimated Maximum U.S. Postal Shipping Size (10 mRem/hr limit, Unshielded 100 cm box) 613.54 ±153.39 grams of pure Blatonite .

Estimated Radioactivity from Blatonite - very strong
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 / 7.80 cm 122,416,050 3.31E-03 4,957,542.20 1,629.88
100 gm / 3.62 cm 12,241,605 3.31E-04 495,754.22 162.99
10 gm / 1.68 cm 1,224,161 3.31E-05 49,575.42 16.30
1 gm / 7.80 mm 122,416 3.31E-06 4,957.54 1.63
0.1 gm / 3.62 mm 12,242 3.31E-07 495.75 0.16
0.01 gm / 1.68 mm 1,224 3.31E-08 49.58 0.02
0.001 gm / 0.78 mm 122 3.31E-09 4.96 0.00

Weight of pure Blatonite in grams (gm) and Calculated Diameter of a Sphere with a Density of 4.03 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
 

Blatonite Classification

Help on  Dana Class: Dana Class: 15.01.08.02 (15)Hydrated Carbonates
  (15.01)where A+ (XO3) � x(H2O)
  (15.01.08)Joliotite Group
 
15.01.08.01 Joliotite (UO2)(CO3)•n(H2O),(n=2?) P 222, Pmm2 Ortho
 
15.01.08.02 Blatonite! UO2CO3•(H2O) Unk Hex
 
15.01.08.03 Oswaldpeetersite! (UO2)2CO3(OH)2•4(H2O) P 21/c 2/m
Help on  Strunz Class: Strunz Class: 05.EB.10 05 - CARBONATES (NITRATES)
  05.E - Uranyl Carbonates
  05.EB -UO2:CO3 = 1:1
 
05.EB.10 Blatonite! UO2CO3•(H2O) Unk Hex
 

Other Blatonite Information

Help on References: References: NAME( MinRec) PHYS. PROP.(Eur. J. Min.,Vol.10,1998) OPTIC PROP.(MinRec)
Help on See Also: See Also: Links to other databases for Blatonite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - Handbook of Mineralogy (MinSocAm)
7 - Handbook of Mineralogy (UofA)
8 - MinDAT
9 - Mineralienatlas (Deutsch)
10 - Online Mineral Museum
11 - QUT Mineral Atlas
12 - Ruff.Info
13 - Uranium Minerals

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

Blatonite

UO2CO3•(H2O)
Dana No: 15.01.08.02 Strunz No: 05.EB.10
Locality:

 

Notes:

 

 
   
 


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