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Nickelboussingaultite Mineral Data
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General Nickelboussingaultite Information
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 Chemical Formula: |
(NH4)2(Ni,Mg)(SO4)2•6(H2O) |
| Composition: |
Molecular Weight = 386.39 gm |
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Magnesium 1.57 % Mg 2.61 % MgO |
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Nickel 11.39 % Ni 14.50 % NiO |
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Hydrogen 2.09 % H - % Calc as (NH4)2O |
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Hydrogen 3.13 % H 27.97 % H2O |
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Sulfur 16.60 % S 41.44 % SO3 |
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Nitrogen 7.25 % N 13.48 % (NH4)2O |
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Oxygen 57.97 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
(NH4)2Ni0.75Mg0.25(SO4)2•6(H2O) |
| Environment: |
Underground nickel ore stockpile, around and on a wooden timber |
| IMA Status: |
Approved IMA 1976 |
| Locality: |
Talnakh area, Norilsk, western Siberia, Russia. Link to MinDat.org Location Data. |
| Name Origin: |
Named as the nickel-bearing analog of boussingaultite. |
| Synonym: |
ICSD 200304 |
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Nickel-boussingaultite - Renamed Nickelboussingaultite by Mineralogical Record, v39 (2008), p131 |
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PDF 31-62 |
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Nickelboussingaultite Image |
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Images:
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Nickelboussingaultite
Comments: Fragment of sulfide (pyrite) matrix with microcoating of nickelboussingaultite in a gelatin capsule.
Location: Noril'sk, Putoran Plateau, Taimyr Peninsula, Siberia, Russia.
Scale: Capsule Size 20 mm.
© John Betts - Fine Minerals |
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Nickelboussingaultite Crystallography
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| Axial Ratios: |
a:b:c =0.7391:1:1.0032 |
| Cell Dimensions: |
a = 9.21, b = 12.46, c = 12.5, Z = 4; beta = 106.867° V = 1,372.75 Den(Calc)= 1.87 |
| Crystal System: |
Monoclinic - Prismatic H-M Symbol (2/m) Space Group: P 21/a |
| X Ray Diffraction: |
By Intensity(I/Io): 4.153(1), 3.759(0.8), 2.119(0.7), |
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Physical Properties of Nickelboussingaultite
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| Color: |
Blue. |
| Diaphaneity: |
Transparent |
| Hardness: |
2.5 - Finger Nail |
| Luster: |
Vitreous (Glassy) |
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Optical Properties of Nickelboussingaultite
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| Gladstone-Dale: |
CI calc= -0.329 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2647,KC= 0.1992
Ncalc = 1.37 |
| Optical Data: |
Biaxial (+), a=1.49, b=1.494, g=1.501, bire=0.0110 |
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Calculated Properties of Nickelboussingaultite
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| Electron Density: |
Bulk Density (Electron Density)=1.96 gm/cc
note: Specific Gravity of Nickelboussingaultite =1.87 gm/cc.
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| Fermion Index: |
Fermion Index = 0.07
Boson Index = 0.93 |
| Photoelectric: |
PENickelboussingaultite = 5.36 barns/electron
U=PENickelboussingaultite x rElectron Density= 10.49 barns/cc.
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Nickelboussingaultite is Not Radioactive |
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Nickelboussingaultite Classification
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| Dana Class: |
29.03.07.03 (29)Hydrated Acid and Sulfates |
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(29.03)where (A+)2 B (XO4)2 � x(H2O) |
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(29.03.07)Mohrite Group (Ammonia bearing) |
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29.03.07.01 Mohrite (NH4)2Fe(SO4)2•6(H2O) P 21/c 2/m |
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29.03.07.02 Boussingaultite (NH4)2Mg(SO4)2•6(H2O) P 21/a 2/m |
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29.03.07.03 Nickelboussingaultite (NH4)2(Ni,Mg)(SO4)2•6(H2O) P 21/a 2/m |
| Strunz Class: |
07.CC.60 07 - SULFATES (SELENATES, TELLURATES) |
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07.C - Sulfates (selenates, etc.) without Additional Anions, with H2O |
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07.CC -With medium-sized and large cations |
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07.CC.60 Boussingaultite (NH4)2Mg(SO4)2•6(H2O) P 21/a 2/m |
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07.CC.60 Cyanochroite K2Cu(SO4)2•6(H2O) P 21/a 2/m |
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07.CC.60 Mohrite (NH4)2Fe(SO4)2•6(H2O) P 21/c 2/m |
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07.CC.60 Picromerite K2Mg(SO4)2•6(H2O) P 21/a 2/m |
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07.CC.60 Nickelboussingaultite (NH4)2(Ni,Mg)(SO4)2•6(H2O) P 21/a 2/m |
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Other Nickelboussingaultite Information
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| References: |
NAME( AntBidBlaNic5) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) |
| See Also: |
Links to other databases for Nickelboussingaultite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - Handbook of Mineralogy (MinSocAm)
7 - Handbook of Mineralogy (UofA)
8 - MinDAT
9 - Mineralienatlas (Deutsch)
10 - Online Mineral Museum
11 - QUT Mineral Atlas
12 - Ruff.Info
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Nickelboussingaultite
(NH4)2(Ni,Mg)(SO4)2•6(H2O)
Dana No: 29.03.07.03 Strunz No: 07.CC.60
Locality:
Notes:
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