Compare in Google maps Hekla and its counterpart 30° to the East. Why? Because the same convection cell pattern is found under the tectonic plates at 30° interval on the same latitude. Find the correct spot in Norway and compare to Hekla. The pictures look strikingly similar! Still, Norway is geologically not similar to Iceland at all. How can this be?
Hekla and Trondheim area – 30° of longitude apart compared
All this can easily be explained. So join the club!
Magic Magma 