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-bea...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.展开更多
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.
