yellowstone hotspot trail Archives - TravelsFinders.Com ® http://travelsfinders.com/tag/yellowstone-hotspot-trail Fri, 24 Jun 2016 12:49:47 +0000 en-US hourly 1 https://wordpress.org/?v=6.4.4 Recent research on the Yellowstone hot spot http://travelsfinders.com/recent-research-yellowstone-hot-spot.html http://travelsfinders.com/recent-research-yellowstone-hot-spot.html#respond Mon, 27 Jun 2016 10:04:00 +0000 http://travelsfinders.com/?p=207386 Plumes have been thought to come from the top of the earth’s metallic core, 1700 miles (2700 km) below the earth’s surface, and to rise to the surface of the earth. Some geologists have recently questioned the idea that such a giant plume created Yellowstone, with all its extraordinary volcanic features. There are two reasons for this recent questioning. The first is that geophysi A 1.2-million-year-old basalt lava flow near Calcite Springs extends across the middle of the photo. Vertical lines in the flow are the columns of basalt formed when the lava cooled and shrank. cists have refined the

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