太湖泽山岛冲击变质石英的发现与意义

太湖成因吸引了几代中国地质学家的注意.已故彭志忠教授提出的陨击成因说尤其引起人们的兴趣.90年代初,在原有各种成因假说的基础上,不同论点相继提出,这表明研究正走向深入.王尔康等曾对太湖的西洞庭山、东洞庭山、大雷山岛、竹山岛、横山岛、阴山岛、漫山岛、冲山岛、长沙岛、大山岛、小大山岛、笠帽山岛、龙床岛、三山岛、泽山岛、蕨山岛等16个岛屿进行了考察采样与室内显微镜研究。

Discovery of Shock Metamorphic Quartz at Taihu Lake Zeshan Island and Its Implications

The origin of Taihu Lake has attracted the attention of several generations ofChinese geologists. Especially the impact origin hypothesis was put forward by Prof.Pen Zhi-zhong. In the beginning of the 1990s, based on the previous hypotheses, differ-ent views have been advanced one by one. These indicate that research work aboutthe Taihu Lake origin is in a deep-going way.