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Earth's Inner Core Has Distinct Layers, Geologists Report In Earthquake Study

Date:
October 30, 1998
Source:
Columbia University
Summary:
The Earth's inner core consists of upper and lower regions with different material properties, and is not a uniform crystal of iron, as scientists had thought, according to seismologists at Columbia University's Lamont-Doherty Earth Observatory and the California Institute of Technology. The findings are likely to affect the current model of how the Earth and its magnetic field came into being.

The Earth's inner core consists of upper and lower regions with different material properties, and is not a uniform crystal of iron, as scientists had thought, according to seismologists at Columbia University's Lamont-Doherty Earth Observatory and the California Institute of Technology.


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The above story is based on materials provided by Columbia University. Note: Materials may be edited for content and length.


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Columbia University. "Earth's Inner Core Has Distinct Layers, Geologists Report In Earthquake Study." ScienceDaily. ScienceDaily, 30 October 1998. <www.sciencedaily.com/releases/1998/10/981030082555.htm>.
Columbia University. (1998, October 30). Earth's Inner Core Has Distinct Layers, Geologists Report In Earthquake Study. ScienceDaily. Retrieved April 17, 2014 from www.sciencedaily.com/releases/1998/10/981030082555.htm
Columbia University. "Earth's Inner Core Has Distinct Layers, Geologists Report In Earthquake Study." ScienceDaily. www.sciencedaily.com/releases/1998/10/981030082555.htm (accessed April 17, 2014).

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