Here are some USGS Web pages with more information on inner core (Earth) and Anywhere:
Interior of the Earth
General Interest Publication on the structure of the planet Earth including the crust, the mantle, and the core with drawings to scale on the cover and a table listing the thicknesses of the parts.
(Score: 1.000)
Definition:
Central part of the Earth’s core, extending from a depth of about 5100 km to the center (6371 km) of the Earth; its radius is about one third of the whole core. [Glossary of Geology, 4th ed.]
