Mineralogy Database

Clinosafflorite Mineral Data

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General Clinosafflorite Information

Help on Chemical  Formula: Chemical Formula: (Co,Fe,Ni)As2
Help on Composition: Composition: Molecular Weight = 207.83 gm
   Iron      8.06 %  Fe
   Cobalt   17.01 %  Co
   Nickel    2.82 %  Ni
   Arsenic  72.10 %  As
           100.00 % 
Help on Empirical Formula: Empirical Formula: Co0.6Fe2+0.3Ni0.1As2
Help on Environment: Environment: In hydrothermal Co-Ni ores.
Help on IMA Status: IMA Status: Approved IMA 1971
Help on Locality: Locality: From Cobalt, Ontario, Canada. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: In reference to the monoclinic symmetry of this safflorite-like species.
Help on Synonym: Synonym: ICSD 42613
  PDF 14-412

Clinosafflorite Image

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Comments: Silvery metallic granular clinosafflorite in rock.
Location: Nordmark, Varmland, Sweden. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Clinosafflorite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.8597:1:0.5446
Help on Cell Dimensions: Cell Dimensions: a = 5.04, b = 5.862, c = 3.193, Z = 2; beta = 90.213° V = 94.33 Den(Calc)= 7.32
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: P 21/n
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.531(1), 2.422(0.8), 2.427(0.8),

Physical Properties of Clinosafflorite

Help on Cleavage: Cleavage: None
Help on Color: Color: Silver white, Tin white.
Help on Density: Density: 7.46
Help on Diaphaneity: Diaphaneity: Opaque
Help on Hardness: Hardness: 4.5-5 - Near Apatite
Help on Luster: Luster: Metallic

Optical Properties of Clinosafflorite

Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Clinosafflorite in Air
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 400 nm   53.60   54.30 
 420 nm   54.40   54.80 
 440 nm   55.20   55.30 
 460 nm   55.30   55.50 
 480 nm   54.50   55.40 
 500 nm   53.60   55.20 
 520 nm   52.80   55.00 
 540 nm   52.00   54.70 
 560 nm   51.50   54.50 
 580 nm   51.00   54.20 
 600 nm   50.40   53.80 
 620 nm   50.00   53.50 
 640 nm   49.50   53.20 
 660 nm   49.20   52.80 
 680 nm   49.00   52.40 
 700 nm   48.80   52.00 
Calculated Relative Intensity Colors of Clinosafflorite in Air
   0%   20%   40%   60%   80% 100% 120% 140% 160% 180%

Calculated Properties of Clinosafflorite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=6.54 gm/cc
note: Specific Gravity of Clinosafflorite =7.32 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0020281686
Boson Index = 0.9979718314
Help on Photoelectric: Photoelectric: PEClinosafflorite = 62.11 barns/electron
U=PEClinosafflorite x rElectron Density= 406.00 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Clinosafflorite is Not Radioactive

Clinosafflorite Classification

Help on  Dana Class: Dana Class: (02)Sulfides - Including Selenides and Tellurides
  (02.12)where Am Bn Xp, with (m+n):p=1:2
  (02.12.04)Arsenopyrite Group (Monoclinic: P21/c (Pseudo-orthorhombic)) Arsenopyrite FeAsS P 21/c 2/m Gudmundite FeSbS P 21/n 2/m Osarsite (Os,Ru)AsS P 21/c 2/m Ruarsite RuAsS P 21/c 2/m Iridarsenite (Ir,Ru)As2 P 21/c 2/m Clinosafflorite (Co,Fe,Ni)As2 P 21/n 2/m
Help on  Strunz Class: Strunz Class: 02.EB.15a 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf
  02.E - Metal Sulfides, M:S � 1:2
  02.EB -M:S = 1:2, with Fe, Co, Ni, PGE, etc.
02.EB.15a Clinosafflorite (Co,Fe,Ni)As2 P 21/n 2/m
02.EB.15a Anduoite (Ru,Os)As2 Pnnm 2/m 2/m 2/m
02.EB.15a Lollingite FeAs2 Pnnm 2/m 2/m 2/m
02.EB.15a Omeiite (Os,Ru)As2 Pnnm 2/m 2/m 2/m
02.EB.15a Nisbite NiSb2 Pnnm 2/m 2/m 2/m
02.EB.15a Rammelsbergite NiAs2 Pnnm 2/m 2/m 2/m
02.EB.15a Safflorite (Co,Fe)As2 Pnnm 2/m 2/m 2/m

Other Clinosafflorite Information

Help on References: References: NAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1)
Help on See Also: See Also: Links to other databases for Clinosafflorite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info

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Dana No: Strunz No: 02.EB.15a





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