Abelsonite R070007

Name: Abelsonite
RRUFF ID: R070007
Ideal Chemistry: NiC31H32N4
Locality: Green River Formation, Utah, USA
Source: Geophysical Laboratory, Carnegie Institution of Washington
Owner: RRUFF
Description: Purple platy crystals embedded in drill core
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ Not in a structural group (133) ]
RRUFF ID: R070007.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Ni0.92Fe2+0.05Cr0.02)C31H32N4 ; C, H and N not measured but estimated by stoichiometry
Microprobe Data File: [ Download Excel File ]
Sample Description: Unoriented sample

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RRUFF ID: R070007
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
RRUFF ID: R070007.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 8.50(2)Å    b: 11.20(3)Å    c: 7.26(2)Å
alpha: 91.21(6)°    beta: 113.61(7)°    gamma: 79.73(5)°   Volume: 622(7)Å3    Crystal System: triclinic

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REFERENCES for Abelsonite

American Mineralogist Crystal Structure Database Record: [view record]

Anthony J W, Bideaux R A, Bladh K W, and Nichols M C (1990) Handbook of Mineralogy, Mineral Data Publishing, Tucson Arizona, USA, by permission of the Mineralogical Society of America. [view file]

Fleischer M, Cabri L J (1976) New mineral names, American Mineralogist, 61, 502-504   [view file]

Milton C, Dwornik E J, Estep-Barnes P A, Finkelman R B, Pabst A, Palmer S (1978) Abelsonite, nickel porphyrin, a new mineral from the Green River Formation, Utah, American Mineralogist, 63, 930-937   [view file]

Storm C B, Krane J, Skjetne T, Telnaes N, Branthaver J F, Baker E W (1984) The structure of abelsonite, Science, 223, 1075-1076   [link]

Mason G M, Trudell L G, Branthaver J F (1989) Review of the stratigraphic distribution and diagenetic history of abelsonite, Organic Geochemistry, 14, 585-594

Hummer D R, Noll B C, Hazen R M, Downs R T (2017) Crystal structure of abelsonite, the only known crystalline geoporphyrin, American Mineralogist, 102, 1129-1132   [view file]