dì / zhì / xué / jiā / tōng / guò / fēn / xī / zào / yán / kuàng / wù / lái / pàn / duàn / yán / shí / de / chéng / fèn / hé / xíng / chéng / guò / chéng地质学家通过分析造岩矿物来判断岩石的成分和形成过程。Geologists analyze rock-forming minerals to determine a rock's composition and formation process.