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Kingite Mineral Data

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General Kingite Information

Help on Chemical  Formula: Chemical Formula: Al3(PO4)2(F,OH)2•8(H2O,OH)
Help on Composition: Composition: Molecular Weight = 455.79 gm
   Aluminum    18.94 %  Al   35.79 % Al2O3
   Phosphorus  13.59 %  P    31.14 % P2O5
   Hydrogen     3.16 %  H    28.26 % H2O
   Oxygen      57.22 %  O
   Fluorine     7.09 %  F     7.09 % F
                 -   %   F    -2.98 % -O=F2    
              ______        ______ 
              100.00 %       99.30 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Al3.2(PO4)2F1.7(OH)0.3•6(H2O)2(OH)
Help on Environment: Environment: Small fine-grained nodules in a phosphate deposit.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1957
Help on Locality: Locality: Fairview mine, Robertstown, Burra County, SA, Australia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for D. King, 1926-1990), geologist, Department of Mines, SA, Australia.
Help on Name Pronunciation: Name Pronunciation: Kingite Say KINGITE

Kingite Image

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Comments: White flakes of kingite in matrix.
Location: Ronneburg U deposit, Gera district, Thuringia, Germany. Scale: Picture size 1.3 mm.
© Thomas Witzke / Abraxas-Verlag

Kingite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.9272:1:0.7058
Help on Cell Dimensions: Cell Dimensions: a = 9.377, b = 10.113, c = 7.138, Z = 2; alpha = 97.6°, beta = 100.88°, gamma = 96.01° V = 655.27 Den(Calc)= 2.31
Help on Crystal System: Crystal System: Triclinic - Pinacoidal H-M Symbol ( 1) Space Group: P1
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 9.1(1), 3.45(0.8), 3.48(0.65),

Physical Properties of Kingite

Help on Color: Color: White.
Help on Density: Density: 2.2 - 2.3, Average = 2.25
Help on Diaphaneity: Diaphaneity: Translucent
Help on Habit: Habit: Irregular Grains - Occurs as splotchy, anhedral crystals forming inclusions in other minerals or rocks.
Help on Habit: Habit: Nodular - Tuberose forms having irregular protuberances over the surface.
Help on Habit: Habit: Platy - Sheet forms (e.g. micas).
Help on Streak: Streak: white

Optical Properties of Kingite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.009 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= 0.039 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2216,KPDmeas= 0.2284,KC= 0.2305
Ncalc = 1.51 - 1.53
Help on Optical Data: Optical Data: Biaxial (?), b=1.514

Calculated Properties of Kingite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.29 gm/cc
note: Specific Gravity of Kingite =2.25 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0002793863
Boson Index = 0.9997206137
Help on Photoelectric: Photoelectric: PEKingite = 1.31 barns/electron
U=PEKingite x rElectron Density= 3.00 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Kingite is Not Radioactive

Kingite Classification

Help on  Dana Class: Dana Class: (42)Hydrated Phosphates, etc., Containing Hydroxyl or Halogen
  (42.10)where (AB)3 (XO4)2 Zq � x(H2O)
  (42.10.03)Dana Group Kingite Al3(PO4)2(F,OH)2•8(H2O,OH) P1 1
Help on  Strunz Class: Strunz Class: 08.DC.47 08 - PHOSPHATES, ARSENATES, VANADATES
  08.D - Phosphates, etc
  08.DC -With only medium-sized cations, (OH, etc.):RO4 = 1:1 and < 2:1
08.DC.47 Kingite Al3(PO4)2(F,OH)2•8(H2O,OH) P1 1

Other Kingite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(AmMin, Vol 87, p 235) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Kingite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info

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Dana No: Strunz No: 08.DC.47





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