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E Prime Layer

E Prime Layer mind map
Context
Study by international team
Researchers included
Arizona State University
Source
Astrobiology
E-Prime Layer
Distinct layer
Outermost part of Earth's core
Formation
Surface water penetration
Over billions of years
Characteristics
Hydrogen-rich
Silicon-depleted
Reaction with core's silicon
Core-mantle boundary
Previous belief
Minimal material exchange
Core and mantle
New findings
Tectonic plates transport
Surface water
To core-mantle boundary
Depth of around 1,800 miles
Chemical reaction
Forms silica
Creates E-Prime Layer
Significance
Understanding of
Earth's processes
Magnetic field
Heat generation
Plate tectonics
Earth's layers & Discontinuties
Crust
Mohorovičić Discontinuity (Moho)
Mantle
Upper
Repetti Discontinuity
Transition
Lehmann Discontinuity
Lower
Gutenberg Discontinuity
Outer Core
Lehmann Discontinuity
Core-mantle boundary
Inner Core
Bullen Discontinuity
Inner core boundary

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