Geology 1

4. The name of the principal that states the laws governing Earth processes are constant over time
5. An element with a different number of neutrons compared to protons
7. The process where dense minerals sink and light minerals move upwards
8. Volcano type that is expected to have basaltic magma
9. Mineral formed at low temperatures on Bowen's Reaction Series
10. High silica and aluminum content
13. A portion of a resource that is legally and economically feasible to extract
15. Volcano type that is expected to have rhyolitic magma
16. Mineral property that describes how a mineral's surface reflects light
17. High magnesium and iron content
20. Most abundant mineral group

1. Density of oceanic crust
2. Mineral property that describes how resistance a mineral's surface is to being scratched
3. Plate boundary where two plates are pulled apart
6. Mineral formed at high temperatures on Bowen's Reaction Series
11. Density of continental crust
12. The process by which atoms arrange themselves into an orderly, repeating structure
14. Plate boundary where orogenies occur
18. Plate boundary where two plates come together
19. Plate boundary where plates move horizontally past each other