Lateritelà weathering products in place of chips, roundstone, volcanic lava formed part of a base-rich alkaline iron, aluminum, has a young age (from Paleogene back here) in dry, hot conditions.In other words: endogenous origin-rich laterites, weathered volcanic Asian spot in the dry, hot conditions. Necessary and sufficient conditions to have laterite as the exposure of the chip, the volcanic lava Pebble base-alkaline ingredients with air (bee rock for the exposure to the air will become good, solid laterite)
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