General Ferrohagendorfite Information Chemical Formula: |
(Na,Ca)2Fe++(Fe++,Fe+++)2(PO4)3 |
Composition: |
Molecular Weight = 506.98 gm |
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Sodium 6.80 % Na 9.17 % Na2O |
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Calcium 3.95 % Ca 5.53 % CaO |
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Iron 33.05 % Fe 35.43 % FeO / 7.87 % Fe2O3 |
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Phosphorus 18.33 % P 42.00 % P2O5 |
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Oxygen 37.87 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
Empirical Formula: |
Na1.5Ca0.5Fe2+2.5Fe3+0.5(PO4)3 |
Environment: |
Complex granitic pegmatite. |
IMA Status: |
Not Approved IMA 1954 |
Locality: |
Hagendorf, Barvaria, Germany. Link to MinDat.org Location Data. |
Name Origin: |
Named for the locality and the iron-rich end member of hagendorfite. |
Name Pronunciation: |
Ferrohagendorfite + Pronunciation |
| | Search for Ferrohagendorfite Images
Images:
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| | Ferrohagendorfite Crystallography Axial Ratios: |
a:b:c =0.865:1:0.5158 |
Cell Dimensions: |
a = 10.9, b = 12.6, c = 6.5, Z = 4; beta = 98° V = 884.02 Den(Calc)= 3.81 |
Crystal System: |
Monoclinic - PrismaticH-M Symbol (2/m) Space Group: I 21/a |
| Physical Properties of Ferrohagendorfite Cleavage: |
{???} Good |
Color: |
Greenish black. |
Density: |
3.4 |
Hardness: |
5-5.5 - Apatite-Knife Blade |
| Optical Properties of Ferrohagendorfite Optical Data: |
NCalc= 1.75 - from Gladstone-Dale relationship (KC = 0.1973) where Ncalc=Dcalc*KC+1 |
NCalc= 1.67 - from Gladstone-Dale relationship (KC = 0.1973) where Ncalc=Dmeas*KC+1 | Calculated Properties of Ferrohagendorfite Electron Density: |
Bulk Density (Electron Density)=3.69 gm/cc |
note: Specific Gravity of Ferrohagendorfite =3.81 gm/cc. Fermion Index: |
Fermion Index = 0.0072410895 |
Boson Index = 0.9927589105 Photoelectric: |
PEFerrohagendorfite = 11.41 barns/electron |
U=PEFerrohagendorfite x rElectron Density= 42.09 barns/cc. Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Ferrohagendorfite is Not Radioactive | Ferrohagendorfite Classification Dana Class: |
38.02.03.01 (38)Anhydrous Phosphates, etc |
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(38.02)(A+ B++)5 (XO4)3 |
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(38.02.03)Alluaudite-Wyllieite Group (Alluaudite Subgroup) |
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Strunz Class: |
08.AC.10 08 - PHOSPHATES, ARSENATES, VANADATES |
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08.A - Phosphates, etc. without additional anions, without H2O |
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08.AC -With medium-sized and large cations |
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| Other Ferrohagendorfite Information References: |
NAME( AntBidBlaNic4) PHYS. PROP.(List of New Min. Names,28-33th,1974-1984) |
See Also: |
Links to other databases for Ferrohagendorfite : |
1 - Am. Min. Crystal Structure Database 2 - Athena 3 - Ecole des Mines de Paris 4 - GeoScienceWorld 5 - Google Images 6 - Google Scholar 7 - MinDAT 8 - Mineralienatlas (Deutsch) 9 - Online Mineral Museum 10 - QUT Mineral Atlas 11 - Ruff.Info Search for Ferrohagendorfite using: Visit our Advertisers for Ferrohagendorfite : A Bijoux Google Search for FerrohagendorfiteAdam's Minerals Google Search for Ferrohagendorfite Cape Minerals Google Search for Ferrohagendorfite Dakota Matrix Minerals Google Search for Ferrohagendorfite Excalibur Mineral Corp. Google Search for Ferrohagendorfite Exceptional Minerals Google Search for Ferrohagendorfite John Betts Fine Minerals Search for Ferrohagendorfite McDougall Minerals Google Search for Ferrohagendorfite Mineral News Website Link Rock and Mineral Shows Google Search for Ferrohagendorfite Weinrich Minerals, Inc. Google Search for Ferrohagendorfite Ask about Ferrohagendorfite here : Print or Cut-and-Paste your Ferrohagendorfite Specimen Label here :
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