Abelsonite Mineral Data

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General Abelsonite Information

Chemical Formula:

Ni++C31H32N4

Composition:

Molecular Weight = 519.31 gm

Nickel 11.30 % Ni

Hydrogen 6.21 % H

Carbon 71.70 % C

Nitrogen 10.79 % N

______

100.00 %

Empirical Formula:

NiC₃₁H₃₂N₄

Environment:

Fractures in lacusterine, kerogen-rich shales.

IMA Status:

Approved IMA 1975

Locality:

Green River formation, eastern Uintah Co., Utah, USA. Link to MinDat.org Location Data.

Name Origin:

Named after Philip H. Abelson, president, the Carnegie Institution, Washington, DC, a pioneer in organic geochemistry.

Name Pronunciation:

Abelsonite + Pronunciation

Synonym:

Nickel Porphyrin

Abelsonite Image

Images:

Abelsonite

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

Abelsonite Crystallography

Axial Ratios:

a:b:c =0.7589:1:0.6546

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

Crystal System:

TriclinicSpace Group: P1 or P1

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 10.9(1), 3.77(0.8), 7.63(0.5),

Physical Properties of Abelsonite

Cleavage:

{111} Good

Color:

Pinkish red, Purple, Reddish brown.

Density:

1.45

Diaphaneity:

Translucent

Fracture:

Fragile - Crystals with a delicate and easily injured structure.

Habit:

Aggregates - Made of numerous individual crystals or clusters.

Habit:

Platy - Sheet forms (e.g. micas).

Hardness:

2-2.5 - Gypsum-Finger Nail

Luminescence:

Non-fluorescent.

Luster:

Sub Metallic

Calculated Properties of Abelsonite

Electron Density:

Bulk Density (Electron Density)=1.48 gm/cc
note: Specific Gravity of Abelsonite =1.40 gm/cc.

Fermion Index:

Fermion Index = 0.11
Boson Index = 0.89

Photoelectric:

PE_Abelsonite= 4.28 barns/electron
U=PE_Abelsonite x rElectron Density= 6.32 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Abelsonite is Not Radioactive

Abelsonite Classification

Dana Class:

50.04.09.01 (50)Salts of Organic Acids

(50.04)with miscellaneous formulae

(50.04.09)Dana Group

50.04.09.01 Abelsonite NiC31H32N4 P1 or P1 Tri

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

References:

NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990)

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 - Google Images
6 - Google Scholar
7 - Handbook of Mineralogy (MinSocAm)
8 - Handbook of Mineralogy (UofA)
9 - MinDAT
10 - MinMax(Deutsch)
11 - MinMax(English)
12 - Mineralienatlas (Deutsch)
13 - QUT Mineral Atlas
14 - Ruff.Info

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Print or Cut-and-Paste your Abelsonite Specimen Label here :

Abelsonite

Ni++C31H32N4
Dana No: 50.04.09.01 Strunz No: 10.CA.20
Locality:

Notes: