Althupite Mineral Data

Althupite Mineral Data
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General Althupite Information

Help on Chemical Formula: Chemical Formula: ThAl(UO2)7(PO4)4(OH)5•15(H2O)
Help on Composition: Composition: Molecular Weight = 2,884.36 gm
   Thorium      8.04 %  Th    9.15 % ThO2
   Uranium     57.77 %  U    65.53 % UO2
   Aluminum     0.94 %  Al    1.77 % Al2O3
   Phosphorus   4.30 %  P     9.84 % P2O5
   Hydrogen     1.22 %  H    10.93 % H2O
   Oxygen      27.73 %  O
              ______        ______ 
              100.00 %       97.23 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: ThAl(UO2)7(PO4)4(OH)5•15(H2O)
Help on Environment: Environment: A secondary mineral in the uraniferous zone of an altered granite pegmatite.
Help on IMA Status: IMA Status: Approved IMA 1986
Help on Locality: Locality: At the Kobokobo pegmatite, Lusungu River district, Kivu Province, Congo (Zaire). Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: For the major cations in the composition, Aluminum, Thorium, Uranium, Phosphorus.
Help on Name Pronunciation: Name Pronunciation: Althupite + Pronunciation Say ALTHUPITE
Help on Synonym: Synonym: ICSD 202166
  PDF 40-503
 

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Althupite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =0.5899:1:0.7273
Help on Cell Dimensions: Cell Dimensions: a = 10.953, b = 18.567, c = 13.504, Z = 2; alpha = 72.64°, beta = 68.2°, gamma = 84.21° V = 2,421.27 Den(Calc)= 3.96
Help on Crystal System: Crystal System: Triclinic - PinacoidalH-M Symbol ( 1) Space Group: P1
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 10.2(1), 5.09(0.7), 5.8(0.5),
Click Here for Large Althupite Structure Window Crystal Structure:

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Piret P , Deliens M , Bulletin de Mineralogie , 110 (1987) p.65-72, Les phosphates d uranyle et d aluminium de Kobokobo

 

Physical Properties of Althupite

Help on Cleavage: Cleavage: {???} Good
Help on Color: Color: Yellow.
Help on Density: Density: 3.9
Help on Diaphaneity: Diaphaneity: Transparent to Translucent
Help on Hardness: Hardness: 3.5-4 - Copper Penny-Fluorite
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: yellow white
 

Optical Properties of Althupite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.191 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= -0.179 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1646,KPDmeas= 0.1663,KC= 0.1397
Ncalc = 1.54 - 1.55
Help on Optical Data: Optical Data: Biaxial (-), a=1.62, b=1.661, g=1.665, bire=0.0450, 2V(Calc)=34, 2V(Meas)=34.
 

Calculated Properties of Althupite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.39 gm/cc
note: Specific Gravity of Althupite =3.94 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0042942437
Boson Index = 0.9957057563
Help on Photoelectric: Photoelectric: PEAlthupite =1,718.60 barns/electron
U=PEAlthupite x relectron=5,831.41 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 4,388,255.15 (Gamma Ray American Petroleum Institute Units)
Concentration of Althupite per GRapi unit = 227.88 (PPB)

Althupite 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) 6.93 ± 1.73 grams of pure Althupite .
Estimated Maximum U.S. Postal Shipping Size (10 mRem/hr limit, Unshielded 100 cm box) 693.14 ±173.28 grams of pure Althupite .

Estimated Radioactivity from Althupite - 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 / 7.86 cm 107,006,405 2.89E-03 4,388,255.15 1,442.71
100 gm / 3.65 cm 10,700,641 2.89E-04 438,825.52 144.27
10 gm / 1.69 cm 1,070,064 2.89E-05 43,882.55 14.43
1 gm / 7.86 mm 107,006 2.89E-06 4,388.26 1.44
0.1 gm / 3.65 mm 10,701 2.89E-07 438.83 0.14
0.01 gm / 1.69 mm 1,070 2.89E-08 43.88 0.01
0.001 gm / 0.79 mm 107 2.89E-09 4.39 0.00

Weight of pure Althupite in grams (gm) and Calculated Diameter of a Sphere with a Density of 3.94 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
 

Althupite Classification
Help on Dana Class: Dana Class: 42.04.13.01 (42)Hydrated Phosphates, etc., Containing Hydroxyl or Halogen
  (42.04)where (AB)5 (XO4)2 Zq · x(H2O)
  (42.04.13)Dana Group
 
42.04.13.01 Althupite ThAl(UO2)7(PO4)4(OH)5•15(H2O) P1 1
Help on Strunz Class: Strunz Class: 08.EC.25 08 - PHOSPHATES, ARSENATES, VANADATES
  08.E - Uranyl Phosphates and Arsenates
  08.EC -UO2:RO4 = 3:2
 
08.EC.25 Althupite ThAl(UO2)7(PO4)4(OH)5•15(H2O) P1 1
 

Other Althupite Information
Help on References: References: NAME( AntBidBlaNic4) PHYS. PROP.(Bull.Miner.,Vol.107-111,1984-1988) OPTIC PROP.(Bull.Miner.,Vol.107-111,1984-1988)
Help on See Also: See Also: Links to other databases for Althupite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - Google Images
6 - Google Scholar
7 - Handbook of Mineralogy (MinSocAm)
8 - Handbook of Mineralogy (UofA)
9 - MinDAT
10 - MinMax(Deutsch)
11 - MinMax(English)
12 - Mineralienatlas (Deutsch)
13 - QUT Mineral Atlas
14 - Ruff.Info
15 - Uranium Minerals
16 - WWW-MINCRYST

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Althupite

ThAl(UO2)7(PO4)4(OH)5•15(H2O)
Dana No: 42.04.13.01 Strunz No: 08.EC.25
Locality:

 

Notes: