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NEW CONSIDERATION OF GUFONG FORMATION BY STRATIGRAPHY CHECK UP
Author(s): 
Pages: 63-68
Year: Issue:  1
Journal: VOLCANOLOGY & MINERAL RESOURCES

Keyword:  岩石地层单位孤峰组江苏;
Abstract: 过去地层划分,偏重年代地层顺序,强调时、空、岩的统一.由于化石的不断发现或年代解释的变化,对孤峰组的划分命名就常有变动且争论不休.在"八五"期间,江苏开展了多重地层划分对比研究,经这一地层清理发现,孤峰组不仅限于苏皖及广西来宾地区,而且在华南各省几乎均有分布并含多种矿产资源.尤其在华南地块北缘-自宁镇山脉,巢湖经黄石、武昌至四川旺苍、广元一带更为发育.它自东向西由老变新,即由茅口早期变至茅口晚期.孤峰组是一明显的穿时岩石地层单位,其与茅口组灰岩段还呈翘翘板式的沉积.
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