Pararsenolamprite Mineral Data

Pararsenolamprite Mineral Data
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General Pararsenolamprite Information

Help on Chemical Formula: Chemical Formula: As
Help on Composition: Composition: Molecular Weight = 76.51 gm
   Antimony   7.96 %  Sb
   Arsenic   92.04 %  As
            ______ 
            100.00 % 
Help on Empirical Formula: Empirical Formula: As0.94Sb0.05
Help on Environment: Environment: Overgrowths on colloform arsenic found in dump material in a Sb-As-Ag-Au deposit. Trimorphous with arsenic and arsenolamprite..
Help on IMA Status: IMA Status: Approved IMA 1999 (Dana # Added)
Help on Locality: Locality: Mukuno mone, Yamaga-cho, Oita Prefecture, Kyushy, Japan. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the dimorphous relationship with arsenolamprite.
Help on Synonym: Synonym: IMA1999-047
 

Pararsenolamprite Image

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Pararsenolamprite

Comments: Dark gray metallic pararsenolamprite.
Location: Mukuno mine, Ouita, Japan. Scale: See Image.
© Rruff Database

Pararsenolamprite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =0.3298:1:1.0115
Help on Cell Dimensions: Cell Dimensions: a = 3.3633, b = 10.196, c = 10.314, Z = 18; V = 353.69 Den(Calc)= 6.47
Help on Crystal System: Crystal System: OrthorhombicSpace Group: Pmn2 or P 21nm
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 5.17(1)(002), 3.259(0.58)(013), 2.84(0.27)(032),1.794(0.26), 4.6(0.24)(012), 2.299(0.23)(024), 2.58(0.22)(004),
 

Physical Properties of Pararsenolamprite

Help on Color: Color: Lead gray.
Help on Density: Density: 5.88 - 6.01, Average = 5.94
Help on Diaphaneity: Diaphaneity: Opaque
Help on Fracture: Fracture: Sectile - Curved shavings or scrapings produced by a knife blade, (e.g. graphite).
Help on Habit: Habit: Aggregates - Made of numerous individual crystals or clusters.
Help on Habit: Habit: Bladed - Aggregates of thin lath-like crystals (e.g. kyanite).
Help on Habit: Habit: Radial - Crystals radiate from a center without producing stellar forms (e.g. stibnite)
Help on Hardness: Hardness: 2-2.5 - Gypsum-Finger Nail
Help on Luster: Luster: Metallic
Help on Streak: Streak: black
 

Optical Properties of Pararsenolamprite

Help on RL Anisotrophism: RL Anisotrophism: Strong.
Help on RL Bireflectance: RL Bireflectance: From creamy to brown, gray, green.
Help on RL Color: RL Color: White with a slight greenish blue tint.
Help on RL Pleochroism: RL Pleochroism: Dark brown and greenish gray.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Pararsenolamprite in Air
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 470 nm   49.00   44.00 
   
 546 nm   47.00   42.10 
 589 nm   44.80   39.90 
 650 nm   44.90   40.30 
Standardized Intensity (100%) Reflection Spectra of Pararsenolamprite in Oil
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 470 nm   33.60   29.30 
   
 546 nm   31.50   28.00 
 589 nm   29.70   26.90 
 650 nm   29.20   26.00 
Calculated Relative Intensity Colors of Pararsenolamprite in Air
Relative
Intensity		    0%   30%   60%   90% 100% 120% 150% 180% 210% 220%
R1                    
R2                    
Calculated Relative Intensity Colors of Pararsenolamprite in Oil
Relative
Intensity		    0%   40%   80% 100% 120% 160% 200% 240% 280% 320% 330%
R1                      
R2                      
 

Calculated Properties of Pararsenolamprite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=5.68 gm/cc
note: Specific Gravity of Pararsenolamprite =6.47 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0
Boson Index = 1
Help on Photoelectric: Photoelectric: PEPararsenolamprite = 94.31 barns/electron
U=PEPararsenolamprite x rElectron Density= 535.42 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Pararsenolamprite is Not Radioactive
 

Pararsenolamprite Classification
Help on Dana Class: Dana Class: 01.03.02.02 (01)Native Elements
  (01.03)with semi-metallic and non-metallic elements
  (01.03.02)Dana Group
 
01.03.02.01 Arsenolamprite As Bmab 2/m 2/m 2/m
 
01.03.02.02 Pararsenolamprite! As Pmn2 or P 21nm Ortho
Help on Strunz Class: Strunz Class: 01.CA.10 01 - ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
  01.C - Metalloids and Nonmetals
  01.CA -Arsenic group elements
 
01.CA.10 Arsenolamprite As Bmab 2/m 2/m 2/m
 
01.CA.10 Pararsenolamprite! As Pmn2 or P 21nm Ortho
 

Other Pararsenolamprite Information
Help on References: References: NAME( AmMin, vol 87, p 998) PHYS. PROP.(AmMin, vol 87, p 998) OPTIC PROP.(AmMin, vol 87, p 998)
Help on See Also: See Also: Links to other databases for Pararsenolamprite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - Google Images
4 - Google Scholar
5 - Handbook of Mineralogy (UofA)
6 - MinDAT
7 - MinMax(Deutsch)
8 - MinMax(English)
9 - Mineralienatlas (Deutsch)
10 - QUT Mineral Atlas
11 - Ruff.Info

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Pararsenolamprite

As
Dana No: 01.03.02.02 Strunz No: 01.CA.10
Locality:

 

Notes: