Smolianinovite Mineral Data

Smolianinovite Mineral Data
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General Smolianinovite Information

Help on Chemical Formula: Chemical Formula: (Co,Ni,Mg,Ca)3(Fe+++,Al)2(AsO4)4•11(H2O)
Help on Composition: Composition: Molecular Weight = 1,081.49 gm
   Calcium     2.59 %  Ca    3.63 % CaO
   Magnesium   2.02 %  Mg    3.35 % MgO
   Aluminum    0.75 %  Al    1.41 % Al2O3
   Iron        8.78 %  Fe   12.55 % Fe2O3
   Cobalt      6.54 %  Co    8.31 % CoO
   Nickel      5.97 %  Ni    7.60 % NiO
   Arsenic    28.40 %  As   43.57 % As2O5
   Hydrogen    2.19 %  H    19.57 % H2O
   Oxygen     42.75 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Co1.2Ni1.1Mg0.9Ca0.7Fe3+1.7Al0.3(AsO4)4.1(OH)1.5·11(H2O)
Help on Environment: Environment: An oxidation product of Ni-Co arsenides.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1956
Help on Locality: Locality: Bou Azzer, Morocco. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Nikolai A. Smoljaninov (1885-1957), Mineralogist, Moscow Univerisity, Russia.
Help on Name Pronunciation: Name Pronunciation: Smolianinovite + Pronunciation Say SMOLIANINOVITE
 

Smolianinovite Image

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Smolianinovite

Comments: Tan to brown smolianinovite pseudomorphs after cobaltite crystals, with erythrite and tarnished cobaltite.
Location: Mount Cobalt, Cloncurry, Queensland, Australia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Smolianinovite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =0.546:1:1.8686
Help on Cell Dimensions: Cell Dimensions: a = 6.4, b = 11.72, c = 21.9, Z = 2; V = 1,642.68 Den(Calc)= 2.19
Help on Crystal System: Crystal System: OrthorhombicSpace Group: Unk
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 10.87(1), 3.16(0.7), 2.88(0.6),
 

Physical Properties of Smolianinovite

Help on Cleavage: Cleavage: {???} Distinct
Help on Color: Color: Yellow, Yellow brown.
Help on Density: Density: 2.43 - 2.49, Average = 2.46
Help on Diaphaneity: Diaphaneity: Transparent
Help on Habit: Habit: Aggregates - Made of numerous individual crystals or clusters.
Help on Habit: Habit: Fibrous - Crystals made up of fibers.
Help on Hardness: Hardness: 2 - Gypsum
Help on Luster: Luster: Silky
 

Optical Properties of Smolianinovite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.144 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= -0.285 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2854,KPDmeas= 0.2541,KC= 0.2222
Ncalc = 1.49 - 1.55
Help on Optical Data: Optical Data: Biaxial (+), b=1.625
 

Calculated Properties of Smolianinovite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.39 gm/cc
note: Specific Gravity of Smolianinovite =2.46 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0048017665
Boson Index = 0.9951982335
Help on Photoelectric: Photoelectric: PESmolianinovite = 26.57 barns/electron
U=PESmolianinovite x rElectron Density= 63.60 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Smolianinovite is Not Radioactive
 

Smolianinovite Classification
Help on Dana Class: Dana Class: 40.05.08.01 (40)Hydrated Phosphates, etc
  (40.05)with miscellaneous formulae
  (40.05.08)Smolianinovite Group
 
40.05.08.01 Smolianinovite (Co,Ni,Mg,Ca)3(Fe,Al)2(AsO4)4•11(H2O) Unk Ortho
 
40.05.08.02 Fahleite Zn5CaFe2(AsO4)6•14(H2O) Unk Ortho
 
40.05.08.03 Barahonaite-(Fe)! (Ca,Cu,Na,Fe,Al)12Fe2(AsO4)8(OH,Cl)x•nH2O P 2/a or Pa Mono
 
40.05.08.04 Barahonaite-(Al)! (Ca,Cu,Na,Fe,Al)12Al2(AsO4)8(OH,Cl)x•nH2O P 2/a or Pa Mono
Help on Strunz Class: Strunz Class: 08.CH.55 08 - PHOSPHATES, ARSENATES, VANADATES
  08.C - Phosphates without Additional Anions, with H2O
  08.CH -With large and medium-sized cations, RO4:H2O < 1:1
 
08.CH.55 Fahleite Zn5CaFe2(AsO4)6•14(H2O) Unk Ortho
 
08.CH.55 Smolianinovite (Co,Ni,Mg,Ca)3(Fe,Al)2(AsO4)4•11(H2O) Unk Ortho
 
08.CH.55 IMA2008-048! Zn6(PO4)4•7H2O P1 1
 

Other Smolianinovite Information
Help on References: References: NAME( Dana8) 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 Smolianinovite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - Google Images
6 - Google Scholar
7 - Handbook of Mineralogy (UofA)
8 - MinDAT
9 - MinMax(Deutsch)
10 - MinMax(English)
11 - Mineralienatlas (Deutsch)
12 - QUT Mineral Atlas
13 - Ruff.Info
14 - Scandinavian mineral gallery

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Smolianinovite

(Co,Ni,Mg,Ca)3(Fe+++,Al)2(AsO4)4•11(H2O)
Dana No: 40.05.08.01 Strunz No: 08.CH.55
Locality:

 

Notes: