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The inner core is 1216 km and made of solid iron. It is approx 5000 degrees C and it doesnt melt bec
The thickness of the inner core is 1,200 km. 1,200 km(radius) and the density of the inner core is o
From its boundary with the outer core to the very center of the Earth, about 1220 kilometers.
1,216 km (760 mi) in radius, or about 70% that of the Moon.
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