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Yesterday, just as I walked into the main hall at school, everything started shaking. The wind had been strong, so at first I thought it was the wind, but then I heard everyone in the office getting excited and going under desks. It was a somewhat large earthquake, 5.4 under the land, and it shook for about 15 seconds, so I knew it wasn't too bad. I could feel the wall I was touching continue to s...
Shaken up
Mar 22, 2024
80 Aufrufe
The island of Ioto, formerly Iwo Jima, has frequent eruptions both on and around it. Usually, these are not out of the existing crater nor the resurgent dome that make up the island, but around the edges, especially in the water. In November of 2023, a new little island was born off the coast of Ioto and became connected to the island, but now all that is left is a small rock sticking up, since th...
Off Japanese island, an eruption
Mar 20, 2024
60 Aufrufe
Did you know that the upper mantle of the earth is made out of something that we consider a jewel? The upper mantle is primarily peridotite, which is named for the gemstone peridot. It is also known as olivine. We know this because some of it has been brought to the surface from depths of 30-200km, which is too deep to mine, by volcanic eruptions. Olivine is the primary mineral in peridotite, and ...
The earth is a jewel
Mar 18, 2024
66 Aufrufe