Lacustrine -Lake- Depositional Environments & Stratigraphy

Explore the fascinating world of lacustrine depositional environments and stratigraphy in this comprehensive 24-minute video. Dive into the various types of lakes, including volcanic, tectonic, glacial, ox-bow, and man-made, and learn about their classification based on stability, salt content, and nutrient levels. Examine the factors controlling lacustrine deposition, such as climate, geography, and tectonics. Discover the differences between open and closed lakes, their depositional processes, and resulting mineral deposits. Investigate lake mixing and stratification, including the formation of anoxic conditions in deep waters. Explore shoreline deposition, deltas, and fan deposits, as well as open lake deposition. Gain insights into recognizing lake deposits in the rock record through detailed explanations of stratigraphy for overfilled, balance-filled, and underfilled lakes. Enhance your understanding of lacustrine environments with modern and ancient rock record examples throughout the video.

Major types of lakes
Controls on lake sedimentation
Open vs. closed lakes
Lake mixing or lack there of
Oxygen depletion in stratified lakes
Lake salinity and mineral precipitation
Trophic levels in lakes
Lacustrine depositional facies
Shoreline deposition & stratigraphy
Lake deltas & fans deposition & stratigraphy
Open lake deposition, stratigraphy, & fossils
Saline/playa lakes, mudflats, & pans
Stratigraphy of over-filled lakes
Stratigraphy of balance-fill lakes
Stratigraphy of under-filled lakes