Respuesta :

jawiseman32

Answer:

Basaltic magma --  SiO2 45-55 wt%, high in Fe, Mg, Ca, low in K, Na

Andesitic magma --  SiO2 55-65 wt%, intermediate. in Fe, Mg, Ca, Na, K

Rhyolitic magma --  SiO2 65-75%, low in Fe, Mg, Ca, high in K, Na

Explanation: