Dive into a comprehensive 29-minute video lecture on sedimentary structures, covering essential topics from laminations to mud cracks. Explore the intricacies of bedding geometry, cross-stratification types, ripple formations, and various depositional environments. Gain insights into the formation of varves, tidal rhythmites, and turbidites. Understand the differences between dunes and ripples, symmetrical and asymmetrical ripples, and the significance of climbing ripples. Examine heterolithic bedding types, graded bedding, growth bedding, and the formation of mud cracks. Enhance your knowledge of sedimentary geology with this in-depth exploration of structures and their associated depositional environments.
The Ultimate Guide to Sedimentary Structures - Sed Strat - GEO GIRL
Overview
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
