Geology Basics


Some basics of Geology are the very basis of understanding the basics of Volcanology… sounds easy enough, or does it? 😉

  • If you ever had any trouble remembering which layer inside Earth came first or next, or if you want to learn them from scratch – here comes help! Chris Rowan (blog: Highly Allochthonous) has made a schematic for his students which sums it all up nicely:

(© Chris Rowan)


  • Someone re-did the wind and weather map to show how the main tectonic plates move on Earth – great visualization! It shows direction and relative speed of movement. You can rotate and zoom – just don’t play with the settings, they are for wind and weather!
    Click here:


  • A very convincing experiment: simulation of a spreading ridge like the Mid-Atlantic Ridge with wax: