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Overview
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This course explains how sedimentary structures form and are preserved, including laminations, cross bedding, ripples, heterolithic bedding, graded bedding, growth bedding, and mud cracks. It connects these structures to depositional environments such as rivers, tidal systems, shorefaces, deserts, glacial settings, and turbidity currents.
Syllabus
beds vs. strata vs. laminations
bedding geometry & lateral continuity
planar lamination depositional environments
seasonal laminations varves
tidal rhythmite laminations
lamination preservation requires low O2
planar vs. trough cross bedding
hummocky & swaley cross bedding
herringbone cross bedding
dunes vs. ripples
symmetrical vs. asymmetrical ripples
climbing ripples
flaser vs. wavy vs. lenticular bedding
graded bedding & turbidites
growth bedding
mud cracks
related videos & references
Taught by
GEO GIRL