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长石砂岩长石石英杂砂岩长石杂砂岩竹节石泥晶灰岩三,变质岩白云母钾
片岩(17)方柱石黑云母片岩石墨白云母石英片岩白云母钙质片岩十字石
云母片岩与石英片岩区别片岩与片麻岩区别必看
片岩(17)方柱石黑云母片岩石墨白云母石英片岩白云母钙质片岩十字石
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