]*>","")" /> NECTIC CHERT, A VERY PECULIAR TYPE OF SILICEOUS ROCK
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NECTIC CHERT, A VERY PECULIAR TYPE OF SILICEOUS ROCK

Zhu Si-zhao1, Hiromi Na-gai2, Masao Kmetaka3, Wu Chun-yin1   

  1. 1. Department of Earth Sciences, Nanjing University, Nanjing 210093; 2.Dating and Materials Research Center, Nagoya University, Nagoya 464-8602, Japan; 3. Department of Earth and Planetary Sciences, Graduate School Sciences, Nagoya University, Nogoya 464-8602
  • Received:1999-09-20 Revised:1999-09-20 Online:1999-09-20 Published:1999-09-20