Palynology of the Bowser and Sustut Basins: Age, Depositional Environment, Organic Maturity, and Preservation
OVERVIEW: Review of localities previously studied (framework for current application) Organic maturity versus preservation (coal versus mudstone) Rank, Palynology, and Macrofossils Time versus lithostratigraphy Summary of Results 2003/2004
TIME INTERVALS IDENTIFIABLE PALYNOLOGICALLY
LOCALITIES STUDIED PALYNOLOGICALLY
Brothers Peak, 94E
EARLY MAASTRICHTIAN
Cold Fish Lake Section, 104H
LATE CAMPANIAN
Tango Creek, 94E
EARLY LATE CAMPANIAN
CONIACIAN/SANTONIAN
B.C. Hydro, 104J LATE CENOMANIAN
Cullivan Creek, 104H
Bowsprit Mtn., 104H
JURASSIC MID/LATE ALBIAN
ORGANIC MATURITY VERSUS PRESERVATION
PREPARATION Semi-destructive oxidation by Schulz solution Demineralization with HF and HCl COAL MUDSTONE
MATURE COALY SHALE DARK GREY MUDSTONE
BROTHERS PEAK FORMATION OVER MATURE MEDIUM MATURITY PRESERVATION
JURASSIC MID LATE ALBIAN Plants retain their form at high organic maturities.
TIME VERSUS LITHOSTRATIGRAPHY
SUMMARY OF RESULTS, 2003/2004 Effectively barren (Bowser Group) – 13 Bowser Group (Cretaceous) – 3 Bowser (undifferentiated) - 1 Sustut Group, Tango Fm - 1 Niven/Tatlatui Mbr. - 3 Lower Niven Mbr. – 10 Sustut Group, Brothers Peak Fm. – 1 Upper part – 1 Lower part - 1 Sustut, effectively barren - 5