100 Crore years of Earth's history is missing| Explained in Malayalam
Автор: JR STUDIO Sci-Talk Malayalam
Загружено: 2023-12-24
Просмотров: 195879
Описание:
Great Unconformity! It's a truly fascinating geological phenomenon that tells a gripping story of Earth's ancient past
0:00 Introduction
1:05 Grand Canyon
1:36 Mysterious places
2:10 North sentinel
2:53 127 Hours Movie Review
3:41 Grand canyon geography
4:15 Age calculation of earth
4:35 Soil Study
5:51 Deposition
6:30 Formation Of Fossil
7:24 Strata
8:10 Hiatus
9:02 Unconformity
9:22 History of unconformity
10:35 Great Unconformity
11:53 Possible Reasons
This is the famous one seen in the Grand Canyon, discovered by John Wesley Powell in 1869. It marks a gap of about 1.2 billion years between the ancient Precambrian Vishnu Basement Rocks and the much younger Cambrian Tapeats Sandstone. This missing time represents a long period of erosion and non-deposition, leaving a dramatic contrast between the tilted, older rocks and the flat-lying younger ones.
https://www.lpi.usra.edu/science/trei...
https://eos.org/articles/the-great-un...
https://www.pnas.org/post/podcast/ori...
https://bigthink.com/hard-science/gre... My gadgets in this video
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