Froodite Mineral Data

Froodite Mineral Data
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General Froodite Information

Help on Chemical Formula: Chemical Formula: PdBi2
Help on Composition: Composition: Molecular Weight = 524.38 gm
   Bismuth    79.71 %  Bi
   Palladium  20.29 %  Pd
             ______ 
             100.00 % 
Help on Empirical Formula: Empirical Formula: PdBi2
Help on Environment: Environment: In mill concentrates of As- and Pb-Cu-rich ores.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1958
Help on Locality: Locality: Frood, Creighton and Coleman mines, Sudbury, Ontario. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: For the Frood mine in Canada, in which it occurs.
Help on Name Pronunciation: Name Pronunciation: Froodite Say FROODITE
Help on Synonym: Synonym: ICSD 42565
  PDF 27-436
 

Froodite Image

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Froodite

Comments: Froodite grain (see arrow) in mostly chalcopyrite matrix.
Location: Oktyabr'skoye Mine, Norilsk, Krasnoyarsk Territory, Siberia, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species
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Froodite   Maslovite   Altaite

Comments: Reflected light photomicrograph of maslovite (M), froodite (F), and altaite (A), in chalcopyrite matrix.
Location: Oktyabr'skoye Mine, Norilsk, Krasnoyarsk Territory, Siberia, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Froodite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =2.972:1:1.3216
Help on Cell Dimensions: Cell Dimensions: a = 12.75, b = 4.29, c = 5.67, Z = 4; beta = 102.867° V = 302.35 Den(Calc)= 11.52
Help on Crystal System: Crystal System: Monoclinic - PrismaticH-M Symbol (2/m) Space Group: C 2/m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.77(1), 1.556(0.8), 2.97(0.7),
Click Here for Large Froodite Structure Window Crystal Structure:

Mouse
drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate
Keyboard
S - Stereo Pair on/off
H - Help Screen
I - Data Info
A - Atoms On/Off
P - Polyhedra On/Off
B - Bonds On/Off
 Help on Above


Zhuravlev N N , Soviet Journal of Experimental and Theoretical Physics , 5 (1957) p.1064-1072, Structure of superconductors. X. Thermal, microscopic and x-ray investigation, of the bismuth-palladium system, Locality: synthetic, Note: low temperature modification, Note: unable to reproduce reported bond lengths

 

Physical Properties of Froodite

Help on Cleavage: Cleavage: {001} Perfect, {100} Good
Help on Color: Color: Gray.
Help on Density: Density: 12.5 - 12.6, Average = 12.55
Help on Diaphaneity: Diaphaneity: Opaque
Help on Fracture: Fracture: Brittle - Uneven - Very brittle fracture producing uneven fragments.
Help on Hardness: Hardness: 2.5 - Finger Nail
Help on Luster: Luster: Metallic
Help on Streak: Streak: black
 

Optical Properties of Froodite

Help on RL Anisotrophism: RL Anisotrophism: Evident, in light and dark grays.
Help on RL Color: RL Color: Creamy white.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Froodite in Air
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 420 nm   50.70   52.90 
   
 440 nm   51.90   54.30 
 460 nm   53.10   55.50 
 480 nm   54.30   56.40 
 500 nm   55.20   57.20 
 520 nm   55.70   57.80 
 540 nm   56.10   58.40 
 560 nm   56.50   59.00 
 580 nm   56.90   59.60 
 600 nm   57.40   60.20 
 620 nm   57.70   60.70 
 640 nm   58.00   61.10 
 660 nm   58.50   61.40 
 680 nm   58.80   62.00 
 700 nm   59.30   63.00 
Calculated Relative Intensity Colors of Froodite in Air
Relative
Intensity		    0%   20%   40%   60%   80% 100% 120% 140% 160% 170%
R1                    
R2                    
 

Calculated Properties of Froodite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=9.31 gm/cc
note: Specific Gravity of Froodite =11.5 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.04
Boson Index = 0.96
Help on Photoelectric: Photoelectric: PEFroodite =1,638.85 barns/electron
U=PEFroodite x rElectron Density=15265.45 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Froodite is Not Radioactive
 

Froodite Classification
Help on Dana Class: Dana Class: 02.12.15.01 (02)Sulfides - Including Selenides and Tellurides
  (02.12)where Am Bn Xp, with (m+n):p=1:2
  (02.12.15)Dana Group
 
02.12.15.01 Froodite PdBi2 C 2/m 2/m
 
02.12.15.02 Urvantsevite Pd(Bi,Pb)2 I 4/mmm 4/m 2/m 2/m
 
02.12.15.03 Verbeekite! PdSe2 C 2, Cm, or C 2/m Mono
Help on Strunz Class: Strunz Class: 02.AC.45a 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf
  02.A - Simple Sulfides, Selenides, etc
  02.AC -Alloys of metalloids with PGE
 
02.AC.45a Froodite PdBi2 C 2/m 2/m
 

Other Froodite 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 Froodite :
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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Ask about Froodite here :
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Print or Cut-and-Paste your Froodite Specimen Label here :

Froodite

PdBi2
Dana No: 02.12.15.01 Strunz No: 02.AC.45a
Locality:

 

Notes: