The Earth's 'missing' niobium may be in the core.
As the Earth's metallic core segregated from the silicate mantle, some of the moderately siderophile ('iron-loving') elements such as vanadium and chromium are thought to have entered the metal phase, thus causing the observed depletions of these elements in the silicate part of the E...
| Main Authors: | , |
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| 格式: | Journal article |
| 語言: | English |
| 出版: |
2001
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