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Rocce magmatiche

rocce magmatiche. 2. Le rocce magmatiche (o ignee) derivano dalla solidificazione dei magmi e delle lave. Magma: ? un fuso silicatico ad altissima temperatura, situato nell'interno della Terra, e contenente piccole percentuali di fluidi (principalmente acqua) . Lava: ? un magma arrivato in superfici

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Rocce magmatiche

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