| 3 | Technological Properties and Application of Analcime-Bearing Rocks of the Timan Region显示文摘Analcime-bearing rocks from Carboniferous and Permian sediments occupy a vast area in the Timan (Komi Republic,Russian Federation)—about 150.000 km^2.Rocks are represented by siltstones and mudstones.The analcime-bearing rocks have the following mineral composition(%):clay minerals (50-70),quartz(10-30),analcime(1-30),feldspars (2-10),carbonates(2-5),and pyroclastic material. | Dmitry Shushkov | 2009 | 地学前缘2009，16，S1： | 0 |
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