This map shows the thickness of the crust around the Mauritius and Reunion Island region. The circled numbers note how many millions of years ago the mantle plume there was beneath or near the Indian ... more 
This map shows the thickness of the crust around the Mauritius and Reunion Island region. The circled numbers note how many millions of years ago the mantle plume there was beneath or near the Indian and African tectonic plates. less 
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LiveScience.com | Photo By Torsvik, et al./Nature GeoScience
Mon, Feb 25, 2013 2:50 PM EST