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Oswaldpeetersite Mineral Data

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General Oswaldpeetersite Information

Help on Chemical  Formula: Chemical Formula: (UO2)2CO3(OH)2•4(H2O)
Help on Composition: Composition: Molecular Weight = 706.14 gm
   Uranium   67.42 %  U    76.48 % UO2
   Hydrogen   1.43 %  H    12.76 % H2O
   Carbon     1.70 %  C     6.23 % CO2
   Oxygen    29.45 %  O
            ______        ______ 
            100.00 %       95.47 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: (UO2)2(CO3)(OH)2•4(H2O)
Help on Environment: Environment: Coating sandstone in organic-rich Permian-aged Shinarump Conglomerate.
Help on IMA Status: IMA Status: Approved IMA 2000 (Dana # Added)
Help on Locality: Locality: Jomac uranium mine, Brown's Rim, San Juan County, Utah, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Maurice Oswald Peeters (1945-), structural crystallographer at the University of Leuven, Belgium.
Help on Synonym: Synonym: IMA2000-034
 

Oswaldpeetersite Image

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  Oswaldpeetersite

Comments: Yellow oswaldpeetersite in matrix.
Location: Jomac Mine, White Canyon,White Canyon District (White Canyon), San Juan Co., Utah, USA. Scale: Picture size 1.2 mm.
© Thomas Witzke / Abraxas-Verlag

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  Oswaldpeetersite

Comments: Greenish-yellow, acicular, radial-spherical blebs of oswaldpeetersite on matrix.
Location: Jomac Mine, San Juan County, Utah, USA. Scale: Picture size 5 mm.
© Paul M. Schumacher

Oswaldpeetersite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.2938:1:1.3033
Help on Cell Dimensions: Cell Dimensions: a = 4.1425, b = 14.098, c = 18.374, Z = 4; beta = 103.62° V = 1,042.88 Den(Calc)= 4.50
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: P 21/c
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.322(1)(114), 4.546(0.96)(031), 3.029(0.85)(043),8.95(0.65)(002), 7.54(0.63)(012), 2.273(0.62)(062), 3.463(0.62)(015), 4.262(0.6)(014),
 

Physical Properties of Oswaldpeetersite

Help on Cleavage: Cleavage: {hk0} Distinct
Help on Color: Color: Canary yellow.
Help on Diaphaneity: Diaphaneity: Transparent
Help on Fracture: Fracture: Weak - Hard to handle without causing serious harm or damage.
Help on Habit: Habit: Microscopic Crystals - Crystals visible only with microscopes.
Help on Habit: Habit: Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline).
Help on Hardness: Hardness: 2-3 - Gypsum-Calcite
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: pale yellow
 

Optical Properties of Oswaldpeetersite

Help on Gladstone-Dale: Gladstone-Dale: CI calc= -0.094 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1455,KC= 0.133
Ncalc = 1.6
Help on Optical Data: Optical Data: Biaxial (-), a=1.583, b=1.669, g=1.712, bire=0.1290
 

Calculated Properties of Oswaldpeetersite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.87 gm/cc
note: Specific Gravity of Oswaldpeetersite =4.50 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0051846422
Boson Index = 0.9948153578
Help on Photoelectric: Photoelectric: PEOswaldpeetersite =1,776.47 barns/electron
U=PEOswaldpeetersite x relectron=6,883.09 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 4,947,831.30 (Gamma Ray American Petroleum Institute Units)
Concentration of Oswaldpeetersite per GRapi unit = 202.11 (PPB)

Oswaldpeetersite 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) 6.15 ± 1.54 grams of pure Oswaldpeetersite .
Estimated Maximum U.S. Postal Shipping Size (10 mRem/hr limit, Unshielded 100 cm box) 614.75 ±153.69 grams of pure Oswaldpeetersite .

Estimated Radioactivity from Oswaldpeetersite - 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 / 7.52 cm 120,676,209 3.26E-03 4,947,831.30 1,626.68
100 gm / 3.49 cm 12,067,621 3.26E-04 494,783.13 162.67
10 gm / 1.62 cm 1,206,762 3.26E-05 49,478.31 16.27
1 gm / 7.52 mm 120,676 3.26E-06 4,947.83 1.63
0.1 gm / 3.49 mm 12,068 3.26E-07 494.78 0.16
0.01 gm / 1.62 mm 1,207 3.26E-08 49.48 0.02
0.001 gm / 0.75 mm 121 3.26E-09 4.95 0.00

Weight of pure Oswaldpeetersite in grams (gm) and Calculated Diameter of a Sphere with a Density of 4.50 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
 

Oswaldpeetersite Classification

Help on  Dana Class: Dana Class: 15.01.08.03 (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.EA.20 05 - CARBONATES (NITRATES)
  05.E - Uranyl Carbonates
  05.EA -UO2:CO3 > 1:1
 
05.EA.20 Oswaldpeetersite! (UO2)2CO3(OH)2•4(H2O) P 21/c 2/m
 

Other Oswaldpeetersite Information

Help on References: References: NAME( MinRec, v 33, n 4, p 354) PHYS. PROP.(MinRec, v 33, n 4, p 354) OPTIC PROP.(MinRec, v 33, n 4, p 354)
Help on See Also: See Also: Links to other databases for Oswaldpeetersite :
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 Oswaldpeetersite Specimen Label here :

Oswaldpeetersite

(UO2)2CO3(OH)2•4(H2O)
Dana No: 15.01.08.03 Strunz No: 05.EA.20
Locality:

 

Notes:

 

 
   
 


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