Mineralogy Database

Oregonite Mineral Data

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General Oregonite Information

Help on Chemical  Formula: Chemical Formula: Ni2FeAs2
Help on Composition: Composition: Molecular Weight = 323.07 gm
   Iron     17.29 %  Fe
   Nickel   36.33 %  Ni
   Arsenic  46.38 %  As
           100.00 % 
Help on Empirical Formula: Empirical Formula: Ni2Fe2+As2
Help on Environment: Environment: In serpentinite.
Help on IMA Status: IMA Status: Approved IMA 1959
Help on Locality: Locality: Josephine Creek, Josephine County, Oregon, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the state of Oregon, USA.
Help on Name Pronunciation: Name Pronunciation: Oregonite + Pronunciation Say OREGONITE

Oregonite Image

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Comments: Steel gray, altering to brown, rounded oregonite pebble with serpentinite rock.
Location: Josephine Creek, Josephine County, Oregon, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Oregonite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:1.17211
Help on Cell Dimensions: Cell Dimensions: a = 6.083, c = 7.13, Z = 3; V = 228.48 Den(Calc)= 7.04
Help on Crystal System: Crystal System: Hexagonal Space Group: Unk
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.119(1), 2.314(1), 1.991(0.7),

Physical Properties of Oregonite

Help on Color: Color: White, Gray white.
Help on Density: Density: 6.92
Help on Diaphaneity: Diaphaneity: Opaque
Help on Habit: Habit: Massive - Granular - Common texture observed in granite and other igneous rock.
Help on Hardness: Hardness: 5 - Apatite
Help on Luster: Luster: Metallic

Optical Properties of Oregonite

Help on RL Anisotrophism: RL Anisotrophism: Weak.
Help on RL Color: RL Color: White.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Oregonite in Air
λ R  ∑ R(λ) 
 400 nm   41.70   
 420 nm   43.00 
 440 nm   44.30 
 460 nm   45.30 
 480 nm   46.10 
 500 nm   46.70 
 520 nm   47.20 
 540 nm   48.00 
 560 nm   48.90 
 580 nm   50.10 
 600 nm   51.30 
 620 nm   52.80 
 640 nm   54.20 
 660 nm   55.40 
 680 nm   56.40 
 700 nm   57.20 
Calculated Relative Intensity Colors of Oregonite in Air
   0%   30%   60%   90% 100% 120% 150% 180% 200%

Calculated Properties of Oregonite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=6.45 gm/cc
note: Specific Gravity of Oregonite =7.04 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0077702939
Boson Index = 0.9922297061
Help on Photoelectric: Photoelectric: PEOregonite = 53.43 barns/electron
U=PEOregonite x rElectron Density= 344.66 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Oregonite is Not Radioactive

Oregonite Classification

Help on  Dana Class: Dana Class: (02)Sulfides - Including Selenides and Tellurides
  (02.05)where Am Bn Xp, with (m+n):p=3:2
  (02.05.04)Dana Group Oregonite Ni2FeAs2 Unk Hex
Help on  Strunz Class: Strunz Class: 02.AB.20 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf
  02.A - Simple Sulfides, Selenides, etc
  02.AB -Ni-metalloid alloys
02.AB.20 Oregonite Ni2FeAs2 Unk Hex

Other Oregonite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(AntBidBlaNic1)
Help on See Also: See Also: Links to other databases for Oregonite :
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.AB.20





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