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Previously we talked about the study of the first 2 types of rocks-sedimentary and igneous. You can read them here- Sedimentary Rocks or Ign

Everybody knows rocks are sedimentary, igneous, or metamorphic.   But did you know there are scientist who actually specialize in each

Rocks are formed in 3 ways-sedimentary, igneous and metamorphic. But did you know there are actual fields of scientific study who specialize