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Dickinsonite-(KMnNa) Mineral Data |
General Dickinsonite-(KMnNa) Information |
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KNaMnNa3Ca(Mn,Fe,Mg)13Al(PO4)11(PO4)(OH,F)2 | |
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Molecular Weight = 2,117.87 gm | |
Potassium 0.92 % K 1.11 % K2O | ||
Barium 0.06 % Ba 0.07 % BaO | ||
Sodium 6.27 % Na 8.46 % Na2O | ||
Strontium 0.21 % Sr 0.24 % SrO | ||
Lithium 0.10 % Li 0.22 % Li2O | ||
Calcium 0.97 % Ca 1.35 % CaO | ||
Magnesium 0.07 % Mg 0.11 % MgO | ||
Titanium 0.02 % Ti 0.04 % TiO2 | ||
Manganese 25.16 % Mn 32.49 % MnO | ||
Aluminum 1.16 % Al 2.19 % Al2O3 | ||
Zinc 0.03 % Zn 0.04 % ZnO | ||
Iron 10.05 % Fe 12.62 % FeO / 0.34 % Fe2O3 | ||
Silicon 0.01 % Si 0.03 % SiO2 | ||
Phosphorus 17.58 % P 40.28 % P2O5 | ||
Hydrogen 0.10 % H 0.93 % H2O | ||
Lead 0.10 % Pb 0.11 % PbO | ||
Oxygen 37.15 % O | ||
Fluorine 0.03 % F 0.03 % F | ||
- % F -0.01 % -O=F2 | ||
______ ______ | ||
100.00 % 100.64 % = TOTAL OXIDE | ||
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K0.5Na5.78Ca0.51Sr0.05Ba0.01Pb0.01Mn2+9.7Fe2+3.72Li0.31Mg0.06Zn0.01Al0.91Fe3+0.09 Ti0.01(OH)1.97F0.03P12.02Si0.01O47(OH)0.21 | |
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Approved IMA 2005 (Dana # Added) | |
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Branchville, Fairfield Co., Connecticut, USA Link to MinDat.org Location Data. | |
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Named after dickinsonite and site occupancy of the arrojadite-dickensonite structure. | |
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Dickinsonite-(KMnNa) + Pronunciation ![]() |
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Dickinsonite | |
IMA2005-048 | ||
Dickinsonite-(KMnNa) Crystallography |
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a:b:c =1.6522:1:2.4625 | |
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a = 16.69, b = 10.1013, c = 24.8752, Z = 4; beta = 105.616° V = 4,038.93 Den(Calc)= 3.48 | |
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Monoclinic - Domatic H-M Symbol (m) Space Group: Cc | |
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By Intensity(I/Io): 3.0623(1), 3.0646(1), 2.7299(0.891),2.7304(0.891), 3.2447(0.327), 2.7785(0.286), 2.5702(0.27), 5.9715(0.268), 2.7875(0.266), | |
Physical Properties of Dickinsonite-(KMnNa) |
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Transparent | |
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Vitreous (Glassy) | |
Optical Properties of Dickinsonite-(KMnNa) |
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NCalc= 1.67 - from Gladstone-Dale relationship (KC = 0.1931) where Ncalc=Dcalc*KC+1 |
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Calculated Properties of Dickinsonite-(KMnNa) |
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Bulk Density (Electron Density)=3.35 gm/cc note: Specific Gravity of Dickinsonite-(KMnNa) =3.48 gm/cc. |
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Fermion Index = 0.0029922499 Boson Index = 0.9970077501 |
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PEDickinsonite-(KMnNa) = 12.78 barns/electron U=PEDickinsonite-(KMnNa) x relectron= 42.76 barns/cc. |
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GRapi = 12.82 (Gamma Ray American Petroleum Institute Units)
Estimated Radioactivity from Dickinsonite-(KMnNa) |
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Dickinsonite-(KMnNa) Classification |
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41.07.02d.01 (41)Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen | |
(41.07)where (A B)m (XO4)4 Zq | ||
(41.07.02d)Arrojadite Group (Ferri-arrojadite Subgroup) (Fe in Al site, OH in W site, Fe in M site) | ||
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08.BF.05 08 - PHOSPHATES, ARSENATES, VANADATES | |
08.B - Phosphates, etc. with Additional Anions, without H2O | ||
08.BF -With medium-sized and large cations, (OH, etc.):RO4 < 0.5:1 | ||
Other Dickinsonite-(KMnNa) Information |
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NAME( AmMin, v91, p1266) PHYS. PROP.(AmMin, v91, p1249) | |
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Links to other databases for Dickinsonite-(KMnNa) : 1 - Am. Min. Crystal Structure Database 2 - Athena 3 - GeoScienceWorld 4 - Google Images 5 - Google Scholar 6 - MinDAT 7 - Mineralienatlas (Deutsch) 8 - Online Mineral Museum 9 - QUT Mineral Atlas 10 - Ruff.Info Search for Dickinsonite-(KMnNa) using: Visit our Advertisers for Dickinsonite-(KMnNa) : Ask about Dickinsonite-(KMnNa) here : Print or Cut-and-Paste your Dickinsonite-(KMnNa) Specimen Label here :
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