[Content and History] [Recent Issues] [Back Issues] [Subscriptions] [Contacts] See Also: [Diamond Crystals] [Excalibur Minerals] [Hudson Institute] [Minerals on CDROM] Mineral News was founded some twenty years ago and has developed a following of avid mineral collectors seeking timely information about new finds and other items of interest to the collector community. Articles are solicited from collector and scientific authors. General Kingite InformationAl3(PO4)2(F,OH)2•8(H2O,OH) |
Molecular Weight = 455.79 gm |
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Aluminum 18.94 % Al 35.79 % Al2O3 |
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Phosphorus 13.59 % P 31.14 % P2O5 |
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Hydrogen 3.16 % H 28.26 % H2O |
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Oxygen 57.22 % O |
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Fluorine 7.09 % F 7.09 % F |
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- %
F -2.98 % -O=F2 |
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______ ______ |
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100.00 % 99.30 % = TOTAL OXIDE |
Al3.2(PO4)2F1.7(OH)0.3•6(H2O)2(OH) |
Small fine-grained nodules in a phosphate deposit. |
Valid Species (Pre-IMA) 1957 |
Fairview mine, Robertstown, Burra County, SA, Australia. Link to MinDat.org Location Data. |
Named for D. King, 1926-1990), geologist, Department of Mines, SA, Australia. |
Kingite |
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Kingite Crystallographya:b:c =0.9272:1:0.7058 |
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 |
Triclinic - PinacoidalH-M Symbol ( 1) Space Group: P1 |
By Intensity(I/Io): 9.1(1), 3.45(0.8), 3.48(0.65), |
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Mouse
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| Physical Properties of KingiteWhite. |
2.2 - 2.3, Average = 2.25 |
Translucent |
Irregular Grains - Occurs as splotchy, anhedral crystals forming inclusions in other minerals or rocks. |
Nodular - Tuberose forms having irregular protuberances over the surface. |
Platy - Sheet forms (e.g. micas). |
white |
| Optical Properties of KingiteCI 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 Biaxial (?), b=1.514 |
| Calculated Properties of KingiteBulk Density (Electron Density)=2.29 gm/cc |
note: Specific Gravity of Kingite =2.25 gm/cc. Fermion Index = 0.0002793863 |
Boson Index = 0.9997206137 PEKingite = 1.31 barns/electron |
U=PEKingite x rElectron Density= 3.00 barns/cc. GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Kingite is Not Radioactive | Kingite Classification42.10.03.01 (42)Hydrated Phosphates, etc., Containing Hydroxyl or Halogen |
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(42.10)where (AB)3 (XO4)2 Zq · x(H2O) |
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(42.10.03)Dana Group |
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08.DC.47 08 - PHOSPHATES, ARSENATES, VANADATES |
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08.D - Phosphates, etc |
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08.DC -With only medium-sized cations, (OH, etc.):RO4 = 1:1 and < 2:1 |
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| Other Kingite InformationNAME( Dana8) PHYS. PROP.(AmMin, Vol 87, p 235) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) |
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 Search for Kingite using: Visit our Advertisers for Kingite : B & L Fine MineralsDan Weinrich Fine Minerals Dan Weinrich Auctions Dakota Matrix Excalibur Minerals Exceptional Minerals Fabre Minerals John Betts Fine Minerals Lapis Mineral Journal Mineral News UV Tools Wrights Rock Shop Translate Kingite Mineral Data : Ask about Kingite here : Print or Cut-and-Paste your Kingite Specimen Label here :
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