A.硅質(zhì)石英砂巖>灰質(zhì)砂巖>泥質(zhì)砂巖 B.灰質(zhì)砂巖>硅質(zhì)石英砂巖>泥質(zhì)砂巖 C.泥質(zhì)砂巖>硅質(zhì)石英砂巖>灰質(zhì)砂巖
A.巖漿 B.沉積 C.變質(zhì) D.巖漿與變質(zhì)
A.30% B.10% C.40% D.50%