富钴结壳定年简介

被引:7
作者
蔡毅华
黄奕普
机构
[1] 厦门大学海洋系
关键词
富钴结壳; 生长速率; 平均; 地层学; 定年; 定年方法;
D O I
暂无
中图分类号
P533 [地球年龄(地质纪年学)];
学科分类号
摘要
<正> 富钴结壳生长通常十分缓慢,其速率一般为几mm/Ma。因此这些结壳提供了成矿环境(海水、沉积物等)的长期历史记录。然而,富钴结壳完整、精细定年的可靠性仍然是一个问题。为此,国外学者采用了多种方法对结壳进行定年,井得到其生长速率。以下分别介绍这些方法的原理、应用及其优、缺
引用
收藏
页码:32 / 37
页数:6
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