The authorSimon Wellings
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- On Eclogite: mysterious visitor from the deep:Oceanic crust – that sinking feeling:Cratons – old and strong:
- Antonio Quitari: Dear mr Christopher et all, I am writting from Angola. Want to access information o Diamond (... (24 days 22 hours ago)
- zulfiqar ahmad: please any body can explain it, why cratons are stable .? (27 days 19 hours ago)
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Based on a work at all-geo.org.
Category Archives: History
Between Mars and Jupiter, 470 million years ago, there was a massive collision between two 100km-sized chunks of rock – this solar system’s biggest bang of the last billion years. It created a massive cloud of smaller fragments. Some of … Continue reading
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
Geology and history have much in common. Both seek to understand the past by objective analysis of the traces it has left in the present. Both arose from the application of hand and mind to the study of particular things … Continue reading
The ‘Dark Peak’, the land to the south and east of Macclesfield rising up above the Cheshire plain, is a wild place. We are in England though, and even here in the North, things are only mildly wild. This is … Continue reading