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出 处:《自然科学》2023年第6期1037-1044,共8页Open Journal of Nature Science
摘 要:鲕粒是一种重要的指示性颗粒,多种鲕粒灰岩都与油气资源相关。但地质学界对于鲕粒成因问题至今尚无统一的学术观点,鲕粒成因仍有生物成因与非生物成因之争。本论文在搜集与学习鲕粒成因有关资料基础上,简要叙述了鲕粒成因研究史,并分别明确了鲕粒物理化学成因与微生物成因假说,探讨了这2种假说之间的联系和区别,即鲕粒颗粒形成方式并不是单一物理化学或者微生物作用方式,还需进一步深入研究控制鲕粒颗粒增长的各种因素,以便给从事鲕粒成因研究的初学者以解释。Oolitic is an important indicative particle, and many kinds of oolitic limestone are related to oil and gas resources. However, there is no unified academic view on the genesis of oolites in geological circles, and there is still a dispute between biogenic and abiotic genesis. On the basis of collecting and studying the relevant data of oolitic genesis, this paper briefly describes the research history of oolitic genesis, defines the hypotheses of oolitic physical and chemical genesis and microbial genesis respectively, and discusses the relations and differences between the two hypotheses, that is, the formation mode of oolitic particles is not a single physical chemistry or microbial action mode, and various factors controlling the growth of oolitic particles need to be further studied, in order to explain to the beginners who are engaged in the study of the genesis of oolites.
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