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Oxiberaunite Mineral Data
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General Oxiberaunite Information
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 Chemical Formula: |
(Fe+++,Mn+++)Fe+++5(PO4)4O(OH)4•6(H2O) |
| Composition: |
Molecular Weight = 890.86 gm |
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Manganese 1.54 % Mn 2.22 % Mn2O3 |
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Iron 36.05 % Fe 51.54 % Fe2O3 |
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Phosphorus 13.91 % P 31.87 % P2O5 |
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Hydrogen 1.81 % H 16.18 % H2O |
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Oxygen 46.69 % O |
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______ ______ |
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100.00 % 101.80 % = TOTAL OXIDE |
| Empirical Formula: |
Fe3+5.75Mn3+0.25(PO4)4(OH)4•6(H2O) |
| Environment: |
Considered to be a variety of beraunite. |
| IMA Status: |
Not Approved IMA |
| Locality: |
Grube Eleonore, Rodheim-Bieber, Wetzlar, Hessen, Germany. Link to MinDat.org Location Data. |
| Name Origin: |
Named as the higher oxidation state analog of beraunite. |
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Oxiberaunite Image |
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Images:
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Oxiberaunite
Comments: Red-brown ball of radiating acicular oxiberaunite (eleonorite) microcrystals, on pegmatitic matrix.
Location: LCA Mine, Bessemer City, Gaston County, North Carolina, USA.
Scale: Box size 3.18 cm x 3.18 cm.
© Richard Dale / Dale Minerals |
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Oxiberaunite Crystallography
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| Crystal System: |
Monoclinic |
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Physical Properties of Oxiberaunite
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| Cleavage: |
{???} Good |
| Color: |
Brown red, Reddish brown. |
| Hardness: |
3.5-4 - Copper Penny-Fluorite |
| Streak: |
brownish red |
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Optical Properties of Oxiberaunite
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| Optical Data: |
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Calculated Properties of Oxiberaunite
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| Fermion Index: |
Fermion Index = 0.0078686113
Boson Index = 0.9921313887 |
| Photoelectric: |
PEOxiberaunite = 11.73 barns/electron
U=PEOxiberaunite x rElectron Density= . barns/cc.
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Oxiberaunite is Not Radioactive |
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Oxiberaunite Classification
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| Dana Class: |
37.00.00.00 (37)Phosphate Minerals |
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(37.00)Without Dana Classification Numbers |
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(37.00.00)Phosphate, Basic Hydrated |
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37.00.00.00 Arnhemite* (K,Na)2Mg2(P2O7)•5(H2O) Unk Hex |
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37.00.00.00 Arsenowaylandite* BiAl3(AsO4)2(OH)6 R 3m 3 2/m |
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37.00.00.00 Auroantimonate* AuSbO3 Ortho ? Ortho |
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37.00.00.00 Barium-zinc-alumopharmacosiderite* (Ba,K)0.5(Zn,Cu)0.5(Al,Fe)4(AsO4)3•5(H2O)
I 42m 4 2m |
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37.00.00.00 Chernovite-(Ce)* (Ce,Y)(AsO4) I 41/amd 4/m 2/m 2/m |
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37.00.00.00 Churchite-(Dy)* (Dy,Sm,Gd,Nd)(PO4)•2(H2O) Mono |
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37.00.00.00 Gengenbachite KFe3(H2PO4)2(HPO4)4•6H2OorKFe3H8(PO4)6•6H2O P 63mc 6mm |
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37.00.00.00 IMA2008-063 Pb[Zn0.25,[]0.75]Fe3H(AsO4)2(OH)6 C 2/c 2/m |
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37.00.00.00 IMA2009-005 (Y,Ca,REE)5[(Si,P)O4]3F P 63/m 6/m 2/m 2/m |
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37.00.00.00 IMA2009-016 Cu4H(AsO4)2(OH)3•H2O P1 1 |
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37.00.00.00 Kerstenite? PbSeO4(?) P nma 2/m 2/m 2/m |
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37.00.00.00 Krasnoselskite* CoWO4 P 2/c 2/m |
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37.00.00.00 Laubmannite? Fe3Fe6(PO4)4(OH)12 Unk Ortho |
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37.00.00.00 Oxiberaunite* (Fe,Mn)Fe5(PO4)4O(OH)4•6(H2O) Mono |
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37.00.00.00 Parwanite (Na,K)(Mg,Ca)4Al8(PO4)8(CO3)(OH)7•30H2O P 2, Pm, P 2/m, P 21, Mono |
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37.00.00.00 Pyrocoproite* (Mg(K,Na))2P2O7 Unk Mono |
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37.00.00.00 Pyrophosphite* K2CaP2O7 P 21/n 2/m |
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37.00.00.00 Zinclavendulan? NaCa(Zn,Cu)5(AsO4)4Cl•4-5(H2O) Unk Ortho |
| Strunz Class: |
08.DC.207. 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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08.DC.207. Oxiberaunite* (Fe,Mn)Fe5(PO4)4O(OH)4•6(H2O) Mono |
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Other Oxiberaunite Information
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| See Also: |
Links to other databases for Oxiberaunite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - GeoScienceWorld
5 - Google Images
6 - Google Scholar
7 - MinDAT
8 - Mineralienatlas (Deutsch)
9 - Online Mineral Museum
10 - QUT Mineral Atlas
11 - Ruff.Info
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Print or Cut-and-Paste your Oxiberaunite Specimen Label here :
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Oxiberaunite
(Fe+++,Mn+++)Fe+++5(PO4)4O(OH)4•6(H2O)
Dana No: 37.00.00.00 Strunz No: 08.DC.207.
Locality:
Notes:
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