研究者测量了一些在南非卡普瓦尔（Kaapvaal）克拉通（craton，稳定地块）被发现的岩石的磁场强度，卡普瓦尔克拉通是公认为可以追溯到30多亿年前的一块地质区域。

The researchers measured the magnetic strength of certain rocks found in the Kaapvaal craton of South Africa, a geologic region known to date back more than 3 billion years.

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在华北地块东部，河南鹤壁新生代玄武岩中的耐熔橄榄岩捕虏体被认为是克拉通地幔的残留；

In the eastern part of the North China block, the refractory peridotite xenoliths in Cenozoic Hebi basalts (Henan Province) are regarded as the shallow relics of the cratonic mantle;

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塔里木克拉通由塔北地块与塔南地块晋宁运动时拼合形成，基底构造线因地而异。

The Tarim Craton was created in the Jinningian orogeny by amalgamation of the North Tarim and South Tarim Blocks, with the basement structures being varied in its northern, middle and southern parts.

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塔里木克拉通由塔北地块与塔南地块晋宁运动时拼合形成，基底构造线因地而异。

The Tarim Craton was created in the Jinningian orogeny by amalgamation of the North Tarim and South Tarim Blocks, with the basement structures being varied in its northern, middle and southern parts.

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