Identifying hydrothermal breccias can be a tricky business, but if you are a mineral exploration geologist, knowing precisely how the rock was broken is not the most important thing.
0:00 Is it a hydrothermal breccia?
0:17 What exactly is a hydrothermal breccia?
0:46 Breccia processes
1:04 Breccia infill
1:36 Fragment alteration
2:00 Why it doesn't matter
Stills credits:
Fault scarp: Kate Pedley www.flickr.com/photos/katebod...
Debris Flow Breccia: Professor Zane Jobe / zane-jobe
Talus Cones: / 51298883232268914
Volcanoes: Creative Commons via Wickipedia.
5 авг 2024
