Bouma Sequence Log

The Bouma sequence [1] is a classic sedimentary structure that represents the vertical succession of sedimentary layers deposited by turbidity currents at the bottoms of lakes, oceans and rivers.

Bouma sequence log

Code to reproduce this figure:

# Update the lithologies
sp.update_lithologies( {
    'new_607': ('607', '#E5DC8D', 'Sandstone'),
    'new_616': ('616', '##C2C0AE', 'Calcareous siltstone'),
} )

log = sp.load('examples.bouma.csv')
log.plot(figsize=(8, 16), dpi=300, legend_columns=2)

Data used to generate this figure:

This file is built into stratapy, the code above will work without any need to download or specify file paths.

References

      1. Bouma. Sedimentology of Some Flysch Deposits: A Graphic Approach to Facies Interpretation. Elsevier, 1962.