General Akaganeite Information![]() Fe+++(O,OH,Cl) |
![]() Molecular Weight = 761.37 gm |
|
Iron 55.75 % Fe 79.70 % Fe2O3 |
|
Nickel 3.08 % Ni 3.92 % NiO |
|
Hydrogen 1.28 % H 11.48 % H2O |
|
Chlorine 6.05 % Cl 6.05 % Cl |
|
- %
Cl -1.37 % -O=Cl2 |
|
Oxygen 33.83 % O |
|
______ ______ |
|
100.00 % 99.79 % = TOTAL OXIDE |
![]() Fe3+7.6Ni0.4O6.4(OH)9.7Cl1.3 |
![]() Apparently formed from pyrrhotite by ferric-sulfate-bearing solutions. Transforms to hematite at 290 to 310 Deg. C. |
![]() Approved IMA 1961 |
![]() Akagane mine, Iwate Prefecture, Japan. Link to MinDat.org Location Data. |
![]() Named for the locality. |
![]() Akaganeite + Pronunciation |
![]() ![]() ICSD 69606 |
|
PDF 42-1315 |
| | Akaganeite Image
|
![]()
|
Akaganeite Crystallography![]() a:b:c =3.4927:1:3.469 |
![]() a = 10.587, b = 3.0311, c = 10.515, Z = 1; beta = 90.03° V = 337.43 Den(Calc)= 3.75 |
![]() Monoclinic - PrismaticH-M Symbol (2/m) Space Group: I2/m |
![]() By Intensity(I/Io): 1.635(1), 3.311(1), 7.4(1), |
|
![]()
Mouse
|
| Physical Properties of Akaganeite![]() Brown, Rusty brown. |
![]() 3 |
![]() Opaque |
![]() Massive - Uniformly indistinguishable crystals forming large masses. |
![]() Powdery - Forms a loose, poorly-coherent pulverulent mass. |
![]() Adamantine - Metallic |
![]() brownish yellow |
| Optical Properties of Akaganeite![]() Biaxial (?) |
|
NCalc= 2.19 - from Gladstone-Dale relationship (KC = 0.3161) where Ncalc=Dcalc*KC+1 |
NCalc= 1.95 - from Gladstone-Dale relationship (KC = 0.3161) where Ncalc=Dmeas*KC+1 | Calculated Properties of Akaganeite![]() Bulk Density (Electron Density)=3.64 gm/cc |
note: Specific Gravity of Akaganeite =3.75 gm/cc. ![]() Fermion Index = 0.01 |
Boson Index = 0.99 ![]() PEAkaganeite = 18.39 barns/electron |
U=PEAkaganeite x rElectron Density= 66.91 barns/cc. ![]() GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Akaganeite is Not Radioactive | Akaganeite Classification![]() 06.01.06.01 (06)Hydroxides and Oxides Containing Hydroxyl |
|
(06.01)where X+++O OH |
|
(06.01.06)Dana Group |
|
![]() 04.DK.05 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate |
|
04.D - Metal:Oxygen = 1:2 and similar |
|
04.DK -With large (± medium-sized) cations; tunnel structures |
|
|
|
|
|
|
|
|
|
| Other Akaganeite Information![]() NAME( AntBidBlaNic3) PHYS. PROP.(AmMin, v 88, p 782) |
![]() Links to other databases for Akaganeite : |
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 15 - WWW-MINCRYST Search for Akaganeite using: Visit our Advertisers for Akaganeite : A Bijoux Google Search for AkaganeiteAdam's Minerals Google Search for Akaganeite Cape Minerals Google Search for Akaganeite Dakota Matrix Minerals Google Search for Akaganeite Excalibur Mineral Corp. Google Search for Akaganeite Exceptional Minerals Google Search for Akaganeite John Betts Fine Minerals Search for Akaganeite McDougall Minerals Google Search for Akaganeite Mineral News Website Link Rock and Mineral Shows Google Search for Akaganeite Weinrich Minerals, Inc. Google Search for Akaganeite Ask about Akaganeite here : Print or Cut-and-Paste your Akaganeite Specimen Label here :
| |
|
| |