Mineralogy Database

Nickelblodite Mineral Data

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General Nickelblodite Information

Help on Chemical  Formula: Chemical Formula: Na2(Ni,Mg)(SO4)2•4(H2O)
Help on Composition: Composition: Molecular Weight = 360.26 gm
   Sodium     12.76 %  Na   17.20 % Na2O
   Magnesium   1.69 %  Mg    2.80 % MgO
   Nickel     12.22 %  Ni   15.55 % NiO
   Hydrogen    2.24 %  H    20.00 % H2O
   Sulfur     17.80 %  S    44.45 % SO3
   Oxygen     53.29 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na2Ni0.75Mg0.25(SO4)2•4(H2O)
Help on Environment: Environment: Evaporation of fluids containing Na, Ni, and SO4.
Help on IMA Status: IMA Status: Approved IMA 1977
Help on Locality: Locality: Durkin nickel mine, Kambalda, 56 km south of Kalgoorlie, and in the Carr Boyd Rocks mine, Goongarrie, Western Australia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for its relation to blodite, with Ni > Mg.
Help on Name Pronunciation: Name Pronunciation: Nickelblodite + Pronunciation Say NICKELBLODITE
Help on Synonym: Synonym: Nickelbloedite

Nickelblodite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =1.3469:1:0.6765
Help on Cell Dimensions: Cell Dimensions: a = 10.87, b = 8.07, c = 5.46, Z = 2; beta = 100.72° V = 470.60 Den(Calc)= 2.54
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: P 21/a
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.223(1), 3.19(0.8), 4.466(0.7),

Physical Properties of Nickelblodite

Help on Color: Color: Green.
Help on Density: Density: 2.43
Help on Diaphaneity: Diaphaneity: Transparent
Help on Hardness: Hardness: 3.5 - Copper Penny

Optical Properties of Nickelblodite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.002 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= 0.041 (Good) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2035,KPDmeas= 0.2128,KC= 0.2123
Ncalc = 1.52 - 1.54
Help on Optical Data: Optical Data: Biaxial (-), a=1.513, b=1.518, g=1.52, bire=0.0070, 2V(Calc)=64, 2V(Meas)=60-70.

Calculated Properties of Nickelblodite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.46 gm/cc
note: Specific Gravity of Nickelblodite =2.43 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0046615537
Boson Index = 0.9953384463
Help on Photoelectric: Photoelectric: PENickelblodite = 6.06 barns/electron
U=PENickelblodite x rElectron Density= 14.88 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Nickelblodite is Not Radioactive

Nickelblodite Classification

Help on  Dana Class: Dana Class: (29)Hydrated Acid and Sulfates
  (29.03)where (A+)2 B (XO4)2 � x(H2O)
  (29.03.03)Blodite Group Blodite Na2Mg(SO4)2•4(H2O) P 21/a 2/m Nickelblodite Na2(Ni,Mg)(SO4)2•4(H2O) P 21/a 2/m Leonite K2Mg(SO4)2•4(H2O) C 2/m 2/m Mereiterite! K2Fe(SO4)2•4(H2O) C 2/m 2/m Changoite! Na2Zn(SO4)2•4(H2O) P 21/a 2/m
Help on  Strunz Class: Strunz Class: 07.CC.50 07 - SULFATES (SELENATES, TELLURATES)
  07.C - Sulfates (selenates, etc.) without Additional Anions, with H2O
  07.CC -With medium-sized and large cations
07.CC.50 Blodite Na2Mg(SO4)2•4(H2O) P 21/a 2/m
07.CC.50 Changoite! Na2Zn(SO4)2•4(H2O) P 21/a 2/m
07.CC.50 Nickelblodite Na2(Ni,Mg)(SO4)2•4(H2O) P 21/a 2/m

Other Nickelblodite Information

Help on References: References: NAME( AntBidBlaNic5) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Nickelblodite :
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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Dana No: Strunz No: 07.CC.50





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