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e xi lin kuai yan chen ji xu lie
Author(s): 
Pages: 84-92
Year: Issue:  1
Journal: Acta Sedimentologica Sinica

Keyword:  沉积序列磷块岩完整型不完整型无序型震旦系;
Abstract: 鄂西震旦系陡山沱组磷块岩共有五个层位,根据每一层磷块岩的自然类型、结构构造和物质组分等在剖面上的变化,提出了磷块岩的宏观和微观沉积序列,探讨了序列中磷质颗粒类型与基质及胶结物之间的联系,并按沉积序列的发育程度划分出完整型、不完整型和无序型三种,提出了序列类型与磷块岩工业品位之间的关系。
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