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Recent Posts
- A deeper look at the geology of diamonds
- Some facets of the Geology of Diamonds
- A harder look at the geology of diamonds
- Structural Geology by the Deformation numbers
- Cornwall: tin, pasties and the world
- The Grampian / Taconic orogeny in Ireland – when arcs attack
- Scandinavian crust now in Alaska!
- When continents rotate
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- On A deeper look at the geology of diamonds:
- Chris: Hi Simon thank you for your fast reply, maybe the point is that you mean here “This portion of... (16 hours 43 minutes ago)
- Metageologist: Hi Chris, Maybe I could have phrased things better. The subducting slab is recent (100Ma) so... (19 hours 12 minutes ago)
- Chris: At first nice article but I think there are 2 inaccuracies in your article: 1. “The ultrabasic... (21 hours 0 minutes ago)
- Metageologist: I’ve replied on the Sci Am site, but some more thoughts here. The arguments for a... (8 days 10 hours ago)
- Torbjörn Larsson, OM: Ah, I meant to say that anoxygenic photosynthesis was consistent with the Isua finds. I... (8 days 11 hours ago)
- Torbjörn Larsson, OM: For some reason I had managed to notice most of the sulfur works, but not the diamond... (8 days 12 hours ago)
- russell: excellent read (11 days 15 hours ago)
- Karyl Halls: Magnificent goods from you, man. I’ve understand your stuff previous to and you’re... (15 days 17 hours ago)
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This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivs 3.0 Unported License.
Based on a work at all-geo.org.
Author Archives: Metageologist
Cornwall: tin, pasties and the world
The county of Cornwall is like England’s foot, stretching out languorously into the warm waters of the Gulf Stream. Now a relatively poor area, best known for fishing and tourism, it has a proud industrial past based on mining, notably of tin. … Continue reading
Categories: England, geochemistry, History
Scandinavian crust now in Alaska!
The face of the earth is ever changing. Plate tectonics is slowly but surely rearranging the locations and inter-connections of continents. However knowing this in the abstract doesn’t prepare you for the awed surprise of discovering that a section of … Continue reading
When continents rotate
The earth’s surface is not fixed. Oceans come and go and continents are constantly moving, breaking up and reforming like blobs of oil on the surface of a stock-pot. Since tectonic plates are not flat (they collectively form the surface … Continue reading
Categories: Uncategorized
