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Continue to ChatWhat is the name of the upper portion of the mantle? https://www.internetgeography.net/flashcard/what-is-the-name-of-the-upper-portion-of-the-mantle/
What is the name of the upper portion of the mantle? https://www.internetgeography.net/flashcard/what-is-the-name-of-the-upper-portion-of-the-mantle/