Explore the complex sedimentary record of the Danakil Depression in Northern Afar, Ethiopia through this 57-minute lecture. Delve into the unique geological features of this incipient rift basin, which serves as an ideal field laboratory for studying the transition between continental rifting and oceanization. Examine the interplay of tectonics, surface processes, volcanic events, climate variations, and eustasy on sediment flux, deposition, and basin dynamics. Discover how Pleistocene and Holocene sedimentary patterns contribute to understanding the intermittent opening and closure of this rift basin. Learn about the stratigraphy of the region, including the Danakil and Zariga Formations, and investigate various geological features such as aragonite crusts, spherulites, microbialites, and Mg-silicates. Analyze the sedimentological model of the margin, including Pleistocene coralgal reef deposits and terraces. Explore the central Danakil Basin's modern salt giant and the recent hypersaline lake of the Afdera Formation. Gain insights into the importance of teamwork, diversity, inclusion, and equity in geosciences while studying this unique geological field laboratory.
Read more
Reading History From the Afar - Carbonates and Evaporites Unveil the Birth of a Future Ocean