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In these processes, calciums, magnesiums and solutions containing large guantities of irons are conveyed from the Conrad section to its lower side, meanwhile vapors containing volatile matters such as silica, salt potassium rise from the Mohorovicic section.
Calciums, magnesiums and irons are leached out of rocks, and leached matters are replaced with silicas.
※ This replacement can be regarded as a granitizing action ( namely, a transformation of rocks into granites ).
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