Archean Eonothem

• 1. 太古宇: Archaean | Archean Eonothem
• 2. 太古宇绿岩带: greenstone belt of archaeozoic era

• 1.摘要埕北30太古宇为裂缝性潜山油藏，裂缝是其主要的储集空间和流体运移通道。
  The Archaeozoic reservoir of Chengbei-30 is a fractured buried-hill oil pool. The fractures are major reservoir space and fluid course.
  dict.yoduao.com
• 2.构造破碎带附近古生界底部和太古宇顶部出现破碎带，表现为高孔隙度、高渗透率带。
  Near the décollement structure surface, at the bottom of the Cambrian and the top of the Archean, developed an interjacent fractured zone which shows high porosity and high permeability.
  dict.yoduao.com
• 3.康定杂岩以往被认为是扬子地块太古宇的基底，但近年来的同位素年龄测定结果表明其并不是形成于太古宙。
  The complex was traditionally considered as the Archean basement of the Yangtze Block, but recent isotopic dating results indicate that it was not formed in Archean.
  dict.yoduao.com

©2026 网易公司