Mineralogy Database

Abelsonite Mineral Data

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General Abelsonite Information

Help on Chemical  Formula: Chemical Formula: Ni++C31H32N4
Help on Composition: Composition: Molecular Weight = 519.31 gm
   Nickel    11.30 %  Ni
   Hydrogen   6.21 %  H
   Carbon    71.70 %  C
   Nitrogen  10.79 %  N
            100.00 % 
Help on Empirical Formula: Empirical Formula: NiC31H32N4
Help on Environment: Environment: Fractures in lacusterine, kerogen-rich shales.
Help on IMA Status: IMA Status: Approved IMA 1975
Help on Locality: Locality: Green River formation, eastern Uintah Co., Utah, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after Philip H. Abelson, president, the Carnegie Institution, Washington, DC, a pioneer in organic geochemistry.
Help on Name Pronunciation: Name Pronunciation: Abelsonite + Pronunciation Say ABELSONITE
Help on Synonym: Synonym: Nickel Porphyrin

Abelsonite Image

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Comments: Purplish red crystal fragment of abelsonite.
Location: Green River formation, Uintah County, Utah, USA. Scale: Crystal size 1.8 mm.
© Thomas Witzke / Abraxas-Verlag

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Comments: Purple platy abelsonite crystals embedded in drill core of the Green River Formation (Type Specimen ?).
Location: Green River Formation, Utah, USA. Scale: See Image.
© Rruff Database

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Comments: Abelsonite (A) grain associated with authigenitc orthoclase (O) and a micaceous mineral (M). (AmMin, v63:930).
Location: Wosco sample (Sec 36 T9S R20E) (Depth 2508.2 - 2508.15). Drill cores in or near the Mahogany Zone oil shale of the Green River Formation in Uintah County, Utah, USA. Scale: Magnification 800 X.
© American Mineralogist

Abelsonite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.7589:1:0.6546
Help on Cell Dimensions: Cell Dimensions: a = 8.44, b = 11.12, c = 7.28, Z = 1; alpha = 90.83°, beta = 113.75°, gamma = 79.567° V = 614.98 Den(Calc)= 1.40
Help on Crystal System: Crystal System: Triclinic Space Group: P1 or P1
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 10.9(1), 3.77(0.8), 7.63(0.5),

Physical Properties of Abelsonite

Help on Cleavage: Cleavage: {111} Good
Help on Color: Color: Pinkish red, Purple, Reddish brown.
Help on Density: Density: 1.45
Help on Diaphaneity: Diaphaneity: Translucent
Help on Fracture: Fracture: Fragile - Crystals with a delicate and easily injured structure.
Help on Habit: Habit: Aggregates - Made of numerous individual crystals or clusters.
Help on Habit: Habit: Platy - Sheet forms (e.g. micas).
Help on Hardness: Hardness: 2-2.5 - Gypsum-Finger Nail
Help on Luminescence: Luminescence: Non-fluorescent.
Help on Luster: Luster: Sub Metallic

Calculated Properties of Abelsonite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=1.48 gm/cc
note: Specific Gravity of Abelsonite =1.40 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.11
Boson Index = 0.89
Help on Photoelectric: Photoelectric: PEAbelsonite = 4.28 barns/electron
U=PEAbelsonite x rElectron Density= 6.32 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Abelsonite is Not Radioactive

Abelsonite Classification

Help on  Dana Class: Dana Class: (50)Salts of Organic Acids
  (50.04)with miscellaneous formulae
  (50.04.09)Dana Group Abelsonite NiC31H32N4 P1 or P1 Tri
Help on  Strunz Class: Strunz Class: 10.CA.20 10 - ORGANIC COMPOUNDS
  10.C - Miscellaneous Organic Minerals
  10.CA -Miscellaneous Organic Materials
10.CA.20 Abelsonite NiC31H32N4 P1 or P1 Tri

Other Abelsonite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Abelsonite :
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: 10.CA.20





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