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Kastningite Mineral Data + |
General Kastningite Information |
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| (Mn++,Fe++,Mg)Al2(PO4 )2(OH)2·8(H2O) | |||
| Molecular Weight = 475.72 gm | |||
| Magnesium 0.26 % Mg 0.42 % MgO | |||
| Manganese 7.51 % Mn 9.69 % MnO | |||
| Aluminum 11.34 % Al 21.43 % Al2O3 | |||
| Iron 3.52 % Fe 4.53 % FeO | |||
| Phosphorus 13.02 % P 29.84 % P2O5 | |||
| Hydrogen 3.81 % H 34.08 % H2O | |||
| Oxygen 60.54 % O | |||
| ______ ______ | |||
| 100.00 % 100.00 % = TOTAL OXIDE | |||
| Mn2+0.65Fe2+0.3Mg0.05Al2(PO4)2(OH)2·8(H2O) | |||
| Found in the aplitic zone of a zoned P-bearing granitic pegmatite exploited for feldspar for the ceramics industry. An alteration product of primary phosphates. Dimorphic relationsh ip with mangangordonite, and the Al-do | |||
| Approved IMA 1999 (Dana # Added) | |||
| Silbergrube quarry, Waidhaus, Upper Palatinate (Oberpfälzer Wald), Bavaria, Germany. Link to MinDat.org Location Data. | |||
| Named after Jürgen Kastning (b. 1932), from Reinbeck bei Hamburg, Germany, amateur mineralogist specializing in phosphate minerals, who discovered the mineral. | |||
| ICSD 410793 | |||
| IMA1997-033 | |||
Kastningite Image | |||
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Kastningite Crystallography |
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| a:b:c =0.6869:1:1.0292 | |||
| a = 7.0102, b = 10.205, c = 10.504, Z = 2; alpha = 71.82°, beta = 89.62°, gamma = 69.9° V = 670.44 Den(Calc)= 2.36 | |||
| Triclinic - PinacoidalH-M Symbol ( 1) Space Group: P1 | |||
| By Intensity(I/Io): 9.917(1), 4.957(0.5), 6.541(0.36),3.001(0.3), 3.094(0.28), | |||
Physical Properties of Kastningite |
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| White, Beige, Colorless. | |||
| 2.35 | |||
| Transparent to Translucent | |||
| Tabular - Form dimensions are thin in one direction. | |||
| Thin - Flat dimensioned crystals. | |||
| 1-2 - Between Talc and Gypsum | |||
| Vitreous (Glassy) | |||
| white | |||
Optical Properties of Kastningite |
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| CI meas= -0.004 (Superior) - where the CI = (1-KPDmeas/KC) CI calc= 0 (Superior) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2432,KPDmeas= 0.2443,KC= 0.2433 |
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| Biaxial (-), a=1.5665, b=1.574, g=1.5815, bire=0.0150 | |||
Calculated Properties of Kastningite |
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relectron=2.41 gm/cc |
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| Fermion Index = 0.00129 Boson Index = 0.99871 |
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PEKastningite = 3.88 barns/electron |
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| GRapi = 0 (Gamma Ray American Petroleum Institute Units) Kastningite is Not Radioactive |
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Kastningite Classification |
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| 42.11.14.6 (42)Hydrated Phosphates, etc., Containing Hydroxyl or Halogen | |||
| (42.11)where (AB)4 (XO4)3 Zq · x(H2O) | |||
| (42.11.14)Dana Group | |||
| VII/D.09-25 VII - Phosphates, Arsenates and Vanadates | |||
| VII/D - Water-bearing phosphates with unfamiliar anions, cations of medium size: Cu, Zn, Mn, Al, Fe | |||
| VII/D.09 - Vauxite - Pseudolaueite series | |||
Other Kastningite Information |
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| NAME( CanMin, 8/99) PHYS. PROP.(AmMin, V84, p1465) OPTIC PROP.(AmMin, V84, p1465) | |||
| Links to other databases for Kastningite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 -Google Images 4 -Google Scholar 5 -MinDAT 6 -MinMax(Deutsch) 7 -MinMax(English) 8 -Mineralienatlas (Deutsch) 9 -QUT Mineral Atlas Search for Kastningite using: Visit our Advertisers for Kastningite : Translate Kastningite Mineral Data : Ask about Kastningite here : Print or Cut-and-Paste your Kastningite Specimen Label here :
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