The authorSimon Wellings
- Seismology in space
- The Constitution of the Interior of Earth, as Revealed by Earthquakes
- Subduction is not the end
- Paths across the Cheshire Peak
- A new paradigm for Barrovian metamorphism?
- Metamorphic petrology: under pressure and getting stressed?
- Dinosaurs and the dangers of pedantism
- Six amazing facts about what’s under your feet
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- On Channel flow – hot rocks, big glaciers and the world’s tallest mountains:
- Charles: Ok. If true, Either possibilities must exist. 1. A corresponding deepening of the Tibetan plate, sea... (8 days 8 hours ago)
- Leon Williams: This is nicely written. These ancient civilizations are amazing. Here is one on the Olmecs... (9 days 22 hours ago)
- Mary: Interesting post, thanks! That’s a wonderful image of those very ancient sediments deep beneath... (37 days 1 hour ago)
- Andy Markou: I find this quite reassuring. I am currently working on a process model for the metamorphic... (38 days 17 hours ago)
- Metageologist: This is fairly common, yes. Eclogites have been stuffed deep into the earth and then pulled out... (60 days 22 hours ago)
- Mindy Newton: I have been finding eclogite from a terminal glacial moraine. I have a few which seem to have... (67 days 3 hours ago)
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Based on a work at all-geo.org.
Category Archives: metamorphism
“If you wish to make an apple pie from scratch, you must first invent the universe.” Carl Sagan. I have a handsome piece of rock in my hand. How did it come to be, how was it made? A perfectly … Continue reading →
Eclogites are beautiful rocks that form deep within subduction zones. The vast majority of subducted oceanic crust becomes more dense than the surrounding mantle rocks and travels to the strange world of the deep earth. Lucky for us, small volumes … Continue reading →
Almost all of what I write about in this blog concerns only 1% of the earth’s volume. All crust, all sedimentary rocks, the glories of mountain building, all occupy an insignificant portion of the earth. It’s the only bit we … Continue reading →
Some rocks lead a quiet life. Stable parts of continental crust just sit there for billions of years, doing nothing. In the oceans things are much more dynamic. Live fast, die young, stay pretty is the motto of oceanic crust. … Continue reading →