Mineralogy Database

Phosphuranylite Mineral Data

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General Phosphuranylite Information

Help on Chemical  Formula: Chemical Formula: KCa(H3O)3(UO2)7(PO4)4O4•8(H2O)
Help on Composition: Composition: Molecular Weight = 2,614.45 gm
   Potassium    1.50 %  K     1.80 % K2O
   Calcium      1.53 %  Ca    2.14 % CaO
   Uranium     63.73 %  U    72.30 % UO2
   Phosphorus   4.74 %  P    10.86 % P2O5
   Hydrogen     0.96 %  H     8.61 % H2O
   Oxygen      27.54 %  O
              ______        ______ 
              100.00 %       95.72 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: KCa(H3O)3(UO2)7(PO4)4O4•8(H2O)
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1879
Help on Locality: Locality: Flat Rock pegmatite, Mitchell County, North Carolina, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the composititon, PHOSPHorus, and URANYL, U4+.
Help on Name Pronunciation: Name Pronunciation: Phosphuranylite + Pronunciation Say PHOSPHURANYLITE
Help on Synonym: Synonym: ICSD 69950
  PDF 19-898
 

Phosphuranylite Image

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  Phosphuranylite

Comments: Bright yellow orange crystals of phosphuranylite on matrix.
Location: Wagontown, Chester County, Pennsylvania, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

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  Phosphuranylite   Uranocircite

Comments: Yellow, waxy phosphuranylite with green uranocircite in matrix.
Location: Bergen, Falkenstein, Vogtland, Saxony, Germany. Scale: Picture size 0.5 cm.
© Paul M. Schumacher

Phosphuranylite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =1.1538:1:1.2593
Help on Cell Dimensions: Cell Dimensions: a = 15.835, b = 13.724, c = 17.284, Z = 4; V = 3,756.15 Den(Calc)= 4.62
Help on Crystal System: Crystal System: Orthorhombic - Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: C mcm
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 7.91(1), 3.15(0.6), 3.96(0.6),
 

Physical Properties of Phosphuranylite

Help on Cleavage: Cleavage: {100} Perfect, {010} Indistinct
Help on Color: Color: Golden yellow, Dark yellow, Lemon.
Help on Density: Density: 4.1
Help on Diaphaneity: Diaphaneity: Translucent
Help on Habit: Habit: Encrustations - Forms crust-like aggregates on matrix.
Help on Habit: Habit: Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline).
Help on Hardness: Hardness: 2.5 - Finger Nail
Help on Luminescence: Luminescence: Fluorescent, Short UV=orange-brown, Long UV=Orange-Brown.
Help on Luster: Luster: Vitreous - Pearly
Help on Streak: Streak: light yellow
 

Optical Properties of Phosphuranylite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.335 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= -0.185 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1534,KPDmeas= 0.1729,KC= 0.1295
Ncalc = 1.53 - 1.6
Help on Optical Data: Optical Data: Biaxial (-), a=1.69, b=1.718, g=1.718-1.719, bire=0.0280-0.0290, 2V(Calc)=0-20, 2V(Meas)=5-20. Dispersion r > v strong.
Help on Pleochroism (x): Pleochroism (x): colorless or pale yellow.
Help on Pleochroism (y): Pleochroism (y): golden yellow or golden yellow.
Help on Pleochroism (z): Pleochroism (z): golden yellow or golden yellow.
 

Calculated Properties of Phosphuranylite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.99 gm/cc
note: Specific Gravity of Phosphuranylite =4.62 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0047447239
Boson Index = 0.9952552761
Help on Photoelectric: Photoelectric: PEPhosphuranylite =1,676.29 barns/electron
U=PEPhosphuranylite x relectron=6,682.66 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 4,687,520.90 (Gamma Ray American Petroleum Institute Units)
Concentration of Phosphuranylite per GRapi unit = 213.33 (PPB)

Phosphuranylite 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) 6.49 ± 1.62 grams of pure Phosphuranylite .
Estimated Maximum U.S. Postal Shipping Size (10 mRem/hr limit, Unshielded 100 cm box) 648.89 ±162.22 grams of pure Phosphuranylite .

Estimated Radioactivity from Phosphuranylite - 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 / 7.45 cm 114,078,276 3.08E-03 4,687,520.90 1,541.10
100 gm / 3.46 cm 11,407,828 3.08E-04 468,752.09 154.11
10 gm / 1.60 cm 1,140,783 3.08E-05 46,875.21 15.41
1 gm / 7.45 mm 114,078 3.08E-06 4,687.52 1.54
0.1 gm / 3.46 mm 11,408 3.08E-07 468.75 0.15
0.01 gm / 1.60 mm 1,141 3.08E-08 46.88 0.02
0.001 gm / 0.74 mm 114 3.08E-09 4.69 0.00

Weight of pure Phosphuranylite in grams (gm) and Calculated Diameter of a Sphere with a Density of 4.62 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
 

Phosphuranylite Classification

Help on  Dana Class: Dana Class: 42.04.08.01 (42)Hydrated Phosphates, etc., Containing Hydroxyl or Halogen
  (42.04)where (AB)5 (XO4)2 Zq � x(H2O)
  (42.04.08)Dana Group
 
42.04.08.01 Phosphuranylite KCa(H3O)3(UO2)7(PO4)4O4•8(H2O) C mcm 2/m 2/m 2/m
Help on  Strunz Class: Strunz Class: 08.EC.10 08 - PHOSPHATES, ARSENATES, VANADATES
  08.E - Uranyl Phosphates and Arsenates
  08.EC -UO2:RO4 = 3:2
 
08.EC.10 Arsenuranylite Ca(UO2)4(AsO4)2(OH)4•6(H2O) Bmmb 2/m 2/m 2/m
 
08.EC.10 Dewindtite Pb3[H(UO2)3O2(PO4)2]2•12(H2O) Bmmb 2/m 2/m 2/m
 
08.EC.10 Kivuite? (Th,Ca,Pb)H2(UO2)4(PO4)2(OH)8•7(H2O) Unk Ortho
 
08.EC.10 Renardite Pb(UO2)4(PO4)2(OH)4•7(H2O) Bmmb 2/m 2/m 2/m
 
08.EC.10 Phosphuranylite KCa(H3O)3(UO2)7(PO4)4O4•8(H2O) C mcm 2/m 2/m 2/m
 
08.EC.10 Yingjiangite (K2,Ca)(UO2)7(PO4)4(OH)6•6(H2O) Bmmb 2/m 2/m 2/m
 

Other Phosphuranylite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Collectors Book of Fluorescent Minerals) OPTIC PROP.(Dana8)
Help on See Also: See Also: Links to other databases for Phosphuranylite :
1 - Am. Min. Crystal Structure Database
2 - Amethyst Galleries' Mineral Gallery
3 - Athena
4 - EUROmin Project
5 - Ecole des Mines de Paris
6 - GeoScienceWorld
7 - Google Images
8 - Google Scholar
9 - Handbook of Mineralogy (MinSocAm)
10 - Handbook of Mineralogy (UofA)
11 - MinDAT
12 - Mineralienatlas (Deutsch)
13 - Online Mineral Museum
14 - QUT Mineral Atlas
15 - Ruff.Info
16 - Uranium Minerals
17 - WWW-MINCRYST

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

Phosphuranylite

KCa(H3O)3(UO2)7(PO4)4O4•8(H2O)
Dana No: 42.04.08.01 Strunz No: 08.EC.10
Locality:

 

Notes:

 

 
   
 


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