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华北中元古代鱼骨状方解石: 成因机制和古环境意义*
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汤冬杰1,2, 史晓颖1,3, 张文浩4, 刘云3, 吴金键3 |
Mesoproterozoic herringbone calcite from North China Platform:Genesis and paleoenvironmental significance
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Tang Dongjie 1,2, Shi Xiaoying 1,3, Zhang Wenhao 4, Liu Yun 3, Wu Jinjian 3
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北京延庆高于庄组四段鱼骨状方解石及其围岩的REE+Y配分图比较(A—鱼骨状方解石;B—微生物席;C—晶洞;D—全岩) |
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