Composition of sedimentary rocks from the Burun-Tas Formation, Bol'shoi Lyakh...

Graywackes and shales of the Bol'shoi Lyakhov Island originally attributed to Mesozoic were subsequently considered based on microfossils as Late Proterozoic in age. At present,...大利亚霍夫岛（Bol'shoi Lyakhov Island）的杂砂岩（Graywackes）与页岩（Shales）原本被归为中生代沉积序列，后基于微化石证据被认定为新元古代晚期形成的地层。目前，……