DESCRIPTIVE GEOLOGY
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posite side, as in the stalk end of the pear. The actual shape of the earth is not yet known. A line from Cape Town through Central Africa to Palestine, and from
Fig. 2 — Map showing the Geosyncline or Zones of Movement in the Earth's Crust (after Hang). The circles are placed on the stalk of the pear and on the base of the pear respectively, according to Jean's theory of the shape of the earth.