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The Iron Range

Title: Drawing of Iron Bearing Rocks
Type: Art
Date: 1894
Source: Josiah Spurr

Description: This drawing came from The Iron-Bearing Rocks of the Mesabi Range in Minnesota, a book that Spurr wrote in 1894.

Drawing of Iron Bearing Rocks

Activities:

  1. In the first image, the iron is in the outer layer of the rock. Why isn't it in the middle too?



    Answer:
  2. In the second image the iron has spread to some parts of the rock, but not to other parts. How might this have happened?



    Answer:
  3. The last image has many layers of iron and rock. How might this have occurred?



    Answer:
  4. From the answers above, what are some of the things that you need to have in order to form rocks with iron in them?



    Answer: