… water-soluble polar organic compounds) which in turn is … distinct black shales, we explore
the role that organic matter … The Green River formation was deposited in shallow Eocene-…

… , the isotopic compositions of compounds formed in the … from Sequence III, the “Livramento
Shales,” which represent a … indicates a more dynamic evolution of the paleoenvironment, as …

… of the Messel oil shale which has been extracted to remove the free organic compounds, so
that … The Messel oil shale has not been buried deeply and is relatively immature and rich in …

… , and the Eocene Green River Shale is commonly used as a … Origin and age of the shale
samples analysed in this study. … and specifically in the Messel oil shale from Tetraedron-type …

… mixture of interconnected organic compounds. Kerogen is by … the Rock-Eval shale method,
TLC-FID and molecular analyses of … of the organic matter contained in the Paleocene Eocene …

… in some hopanes from the Messel Shale (Eocene), from … Messel Shale, carbon isotopic
composition of these hopanes suggests that the sedimentary organic matter has multiple origins, …

… , abundance and isotopic compositions of aliphatic … and fossils are consistent with an origin
from terrestrial C 3 higher … an origin from sources other than higher plants, probably aquatic …

… in kerogen composition during weathering of black shales. NMR … accompany weathering
of black shales. These techniques include … Thus the origin of amorphous organic matter and …

… The finding that the organic matter ofthe Messel Oil Shale is … other conclusions on the origin
of this oil shale. ROBINSON et … oil shale deposits have been deposited from late Eocene to …

… carbon isotopic compositions of solvent-extractable hpid biomarkers isolated from the Eocene
Messel shale, … of these pyrolysis products to evaluate the origin of ahphatic biopolymers in …