Mineral Information and Data:

Abelsonite
NiC31H32N4 [CNMNC approved formula]

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

IMA status : Approved Species 1975 (IMA1975-013)
CLASSIFICATION 
Dana
(8th edition) :
50.04.09.01  
  (50) Salts of Organic Acids and Hydrocarbons
  (50.04) with miscellaneous formulae
  (50.04.09)
  
Nickel-Strunz
(10th edition) :
10.CA.20
  (10) Organic Compounds
  (10.C) Miscellaneous Organic Minerals
  (10.CA) Miscellaneous Organic Minerals
  
Crystal system: Triclinic System
Point group (H-M): 1 — pinacoidal
Unit cell: a = 8.44 Å, b = 11.12 Å, c = 7.28 Å, a = 90.83°, b = 113.75°, g = 79.567°
  
Color: Pink to purple to reddish brown
Diaphaneity: Translucent
Luster: Adamantine, semimetallic
Hardness (Mohs): 3
Measured Density: 1.4 g/cm3
Cleavage: 1; {111} possibly
  
Geologic Setting: Of secondary origin on fracture surfaces in oil shale.
Mineral Association: Albite, orthoclase, pyrite, quartz, mica, dolomite, analcime
  
Other Properties: BioMineral.

 

Abelsonite
Origin: Green River formation, Uintah Co., Utah, U.S.A
Sample size: 1.8 mm crystal
Photo & Owner: Thomas Witzke

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