General Hisingerite Information Chemical Formula: |
Fe+++2Si2O5(OH)4•2(H2O) |
Composition: |
Molecular Weight = 351.92 gm |
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Iron 31.74 % Fe 45.38 % Fe2O3 |
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Silicon 15.96 % Si 34.15 % SiO2 |
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Hydrogen 2.29 % H 20.48 % H2O |
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Oxygen 50.01 % O |
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100.00 % 100.00 % = TOTAL OXIDE |
Empirical Formula: |
Fe3+2Si2O5(OH)4•2(H2O) |
Environment: |
Secondary mineral formed from weathering or late-stage deuteric alteration of iron-bearing silicates or sulfides. |
IMA Status: |
Valid Species (Pre-IMA) 1828 |
Locality: |
Riddarhyttan, Vastmanland, Sweden. Link to MinDat.org Location Data. |
Name Origin: |
Named for Wilhelm Hisinger (1766-1852), eminent Swedish chemist. |
Name Pronunciation: |
Hisingerite + Pronunciation |
Synonym: |
Canbyite |
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Scotiolite |
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Sturtite |
| | Hisingerite Image
Images:
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Hisingerite Crystallography Axial Ratios: |
a:b:c =0.598:1:1.66 |
Cell Dimensions: |
a = 5.4, b = 9.03, c = 14.99, Z = 4; beta = 98.32° V = 723.25 Den(Calc)= 3.23 |
Crystal System: |
MonoclinicSpace Group: Unk |
X Ray Diffraction: |
By Intensity(I/Io): 1.72(1), 2.456(1), 4.23(1), |
| Physical Properties of Hisingerite Cleavage: |
None |
Color: |
Brownish black, Black. |
Density: |
2.43 - 2.67, Average = 2.54 |
Diaphaneity: |
Subtransparent to opaque |
Fracture: |
Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz). |
Habit: |
Acicular - Occurs as needle-like crystals. |
Habit: |
Compact - Occurs as a compact mass. |
Habit: |
Massive - Uniformly indistinguishable crystals forming large masses. |
Hardness: |
3 - Calcite |
Luminescence: |
Non-fluorescent. |
Luster: |
Greasy (Oily) |
Streak: |
yellowish brown |
| Optical Properties of Hisingerite Gladstone-Dale: |
CI meas= 0.001 (Superior) - where the CI = (1-KPDmeas/KC) |
CI calc= 0.211 (Poor) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2237,KPDmeas= 0.2833,KC= 0.2836 Ncalc = 1.69 - 1.92 Optical Data: |
Biaxial (-), a=1.715, g=1.73, bire=0.0150 |
| Calculated Properties of Hisingerite Electron Density: |
Bulk Density (Electron Density)=2.55 gm/cc |
note: Specific Gravity of Hisingerite =2.55 gm/cc. Fermion Index: |
Fermion Index = 0.01 |
Boson Index = 0.99 Photoelectric: |
PEHisingerite = 9.92 barns/electron |
U=PEHisingerite x rElectron Density= 25.31 barns/cc. Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Hisingerite is Not Radioactive | Hisingerite Classification Dana Class: |
71.01.04.02 (71)Phyllosilicate Sheets of Six-Membered Rings |
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(71.01)with 1:1 layers |
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(71.01.04)Allophane group |
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Strunz Class: |
09.ED.10 09 - SILICATES (Germanates) |
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09.E - Phyllosilicates |
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09.ED -Phyllosilicates with kaolinite layers |
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| Other Hisingerite Information References: |
NAME( AntBidBlaNic2) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) |
See Also: |
Links to other databases for Hisingerite : |
1 - Alkali-Nuts(English) 2 - Alkali-Nuts(Francais) 3 - Am. Min. Crystal Structure Database 4 - Athena 5 - EUROmin Project 6 - Ecole des Mines de Paris 7 - GeoScienceWorld 8 - Google Images 9 - Google Scholar 10 - Handbook of Mineralogy (MinSocAm) 11 - Handbook of Mineralogy (UofA) 12 - MinDAT 13 - Mineralienatlas (Deutsch) 14 - Online Mineral Museum 15 - QUT Mineral Atlas 16 - Ruff.Info Search for Hisingerite using: Visit our Advertisers for Hisingerite : A Bijoux Google Search for HisingeriteAdam's Minerals Google Search for Hisingerite Cape Minerals Google Search for Hisingerite Dakota Matrix Minerals Google Search for Hisingerite Excalibur Mineral Corp. Google Search for Hisingerite Exceptional Minerals Google Search for Hisingerite John Betts Fine Minerals Search for Hisingerite McDougall Minerals Google Search for Hisingerite Mineral News Website Link Rock and Mineral Shows Google Search for Hisingerite Weinrich Minerals, Inc. Google Search for Hisingerite Ask about Hisingerite here : Print or Cut-and-Paste your Hisingerite Specimen Label here :
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