Haapalaite Mineral Data + 
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- 2.14.3.1 Haapalaite 2(Fe,Ni)S·1.6(Mg,Fe)(OH)2 R 3m ? 3 2/m
- 2.14.3.2 Yushkinite V1-xS·n(Mg,Al)(OH)2 P 3m1 3m
- II/C.23-10 Yushkinite V1-xS·n(Mg,Al)(OH)2 P 3m1 3m
- II/C.23-20 Valleriite 4(Fe,Cu)S·3(Mg,Al)(OH)2 R 3m 3 2/m
- II/C.23-30 Haapalaite 2(Fe,Ni)S·1.6(Mg,Fe)(OH)2 R 3m ? 3 2/m
- II/C.23-40 Tochilinite 6Fe0.9S·5(Mg,Fe)(OH)2 P 2, Pm, or P 2/m Mono
- II/C.23-50 Vyalsovite FeS·Ca(OH)2·Al(OH)3 C mmm ? 2/m 2/m 2/m
General Haapalaite Information |
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 Chemical Formula: |
2(Fe,Ni)S·1.6(Mg,Fe++)(OH)2 | ||
| Composition: |
Molecular Weight = 276.87 gm | ||
| Magnesium 12.29 % Mg | |||
| Iron 34.29 % Fe | |||
| Nickel 10.60 % Ni | |||
| Hydrogen 1.16 % H | |||
| Sulfur 23.16 % S | |||
| Oxygen 18.49 % O | |||
| ______ | |||
| 100.00 % | |||
| Empirical Formula: |
Fe2+1.5Ni0.5S2Mg1.4Fe2+0.21.6(OH)2 | ||
| Environment: |
As thin scales in the Kokka serpentine and in carbonate, rarely in chrysotile. | ||
| IMA Status: |
Approved IMA 1973 | ||
| Locality: |
Kokka serpentinite, near Outokumpu, Finland. Link to MinDat.org Location Data. | ||
| Name Origin: |
Named for Paavo Haapala (1906-), Finnish geologist. | ||
Search for Haapalaite Images | |||
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Images:
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Haapalaite Crystallography |
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| Axial Ratios: |
a:c = 1:9.34615 | ||
| Cell Dimensions: |
a = 3.64, c = 34.02, Z = 3; V = 390.36 Den(Calc)= 3.53 | ||
| Crystal System: |
Trigonal - Hexagonal ScalenohedralH-M Symbol (3 2/m) Space Group: R 3m ? | ||
| X Ray Diffraction: |
By Intensity(I/Io): 11.3(1), 5.67(0.9), 3.18(0.8), | ||
Physical Properties of Haapalaite |
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| Cleavage: |
[???] Good | ||
| Color: |
Bronze red. | ||
| Density: |
3.576 | ||
| Diaphaniety: |
Opaque | ||
| Habit: |
Scaly - Morphology like fish scales. | ||
| Habit: |
Thin - Flat dimensioned crystals. | ||
| Hardness: |
1 - Talc | ||
| Luster: |
Metallic | ||
Optical Properties of Haapalaite |
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| RL Anisotrophism: |
Very strong, bronze-red to grayish white. | ||
| RL Color: |
Brown. | ||
| RL Pleochroism: |
Distinct, light brown to grayish brown. | ||
Calculated Properties of Haapalaite |
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| Electron Density: |
relectron=3.46 gm/cc |
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| Fermion Index |
Fermion Index = 0.02258 Boson Index = 0.97742 |
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| Photoelectric: |
PEHaapalaite = 15.87 barns/electron |
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Haapalaite is Not Radioactive |
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Haapalaite Classification |
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| Dana Class: |
2.14.3.1 (2)Sulfides - Including Selenides and Tellurides | ||
| (2.14)(Hydroxyl or Hydrated) | |||
| (2.14.3)Dana Group | |||
| Strunz Class: |
II/C.23-30 II - Sulfides and sulphosalts | ||
| II/C - Sulfides with metal: sulfur, selenium and tellurium = 1:1 | |||
| II/C.23 - Yushkinite - Vyalsovite series | |||
Other Haapalaite Information |
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| References: |
NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1) | ||
| See Also: |
Links to other databases for Haapalaite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -Handbook of Mineralogy (UofA) 7 -MinDAT 8 -MinMax(Deutsch) 9 -MinMax(English) 10 -Mineralienatlas (Deutsch) 11 -QUT Mineral Atlas 12 - Scandinavian mineral gallery 13 -École des Mines de Paris Search for Haapalaite using: Visit our Advertisers for Haapalaite : Translate Haapalaite Mineral Data : Ask about Haapalaite here : Print or Cut-and-Paste your Haapalaite Specimen Label here :
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