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- The Nonesuch could be considered the oldest actively expelling oil source bed. 农萨奇页岩可能是最古老的还在排油的烃源岩。
- French geologists and geochemists have thoroughly documented another example of an effective source bed known to be quite old at the time of expulsion. 法国地质学家和地球化学家全面地研究了另一个排烃时间很古老的有效烃源岩的实例。
- VMS mineralization,occurred in the middle Proterozoic era,formed cupriferous source bed. 早期矿化发生于中元古代晚期,形成含铜矿源层;
- Jiaodong Group ofthe Archean Erathem was the source bed of the gold deposits of the area. 上太古界胶东群是本区金矿床主要矿源层;岩浆活动是成矿物质的载体;
- Isotopic analyses and REE patterns indicate that the basic volcanic rock is the gold source bed. 因此,该矿床可称之为剪切带蚀变岩型金矿床,具有一定的找矿潜力。
- Source beds are turbidite of middle Triassic series. 矿源层为中三叠统浊积岩。
- The Jingshan and Jiaodong Groups metamorphic green formation is the source bed of the gold mineralization in this region. 区内荆山群和胶东群变质绿岩建造是金矿化的矿源层。
- Regional metamorphism or migmatization could play role in gold remobilization from the source bed and concentration at some localities. 在区域变质或混合岩化作用下,矿源层中的金可能发生活化、转移并在局部富集。
- It is believed that the major controlling factors of thedeposit depend on the gold source bed, ductile shear activity and faul-ted migmatization. 认为该金矿的主要控制因素是金矿源层、韧性剪切活动和断裂混合岩化作用,成矿物质主要来自震旦系金矿源层;
- Paleogeographic environment controlled the formation of source bed,source bed is a metallogenic internalcause,external cause is the structure. 古地理环境控制着矿源层的形成。矿源层是成矿的内因,构造是成矿的外因。
- Main fault derived from sub-faults controlled the location of the deposits and spatial distribution, Jurassic Mali Group is an important source bed. 主断裂派生的次级断裂构造控制了矿床的定位和空间展布,侏罗纪马里组地层是重要矿源层。
- The element content analysis of regional strata and gold ore confirms that the source bed of Yangshan gold deposit is Devonian Sanhekou formation. 通过对阳山地区区域地层成矿元素含量及阳山金矿各类矿石元素含量分析,确定泥盆系三河口组地层为阳山金矿床的矿源层。
- The controlling conditions that determine the scale are: source rock、source bed、hypergene alteration、impounding structure and the reservation of the oxidation zone. 决定其规模远景的控制条件是:矿源岩、矿源层、表生改造、储矿构造和氧化带保留程度五大因素。
- Authors consider that the ore - forming process of deposit goes through the formation of source bed and the mineralization of Yanshan E-poch.It belongs to meso-epithermal deposit. 作者认为该矿床成矿作用经历了矿源层形成和燕山期成矿两个过程,属中低温热液矿床。
- Analysis of infrared spectra, GC-MSand reflectivity ocrfirms that the ore host rocks are not only medal source bed,but also comparable totypical oil source rocks. 它具有高的产烃指标和成熟度,有机质是海相菌藻成因的腐泥型。
- The news comes from a reliable source. 这消息来自可靠的来源。
- The pore volumes and the amounts of pore water also may vary considerably in actively expelling source beds. 在排烃作用活跃的烃源岩中,孔隙体积和孔隙水的数量也会发生很大的变化。
- The beds, rich in organic material from which hydrocarbons originated, are called source beds. 富含能够产生碳氢化合物的有机物质的地层叫做生油层。
- The writer knows no completely credible geochemical documentation of any effective Pleistocene oil source beds. 到目前为止,作者本人未曾见过任何关于更新世有效烃源岩层的完全可信的地球化学证据。
- The Eogene continental deposits 5000m and more thick in the Yishu Graben are believed to be the excellent source beds and reservoir rocks. 地堑中5000多米厚的早第三纪陆相沉积物具有良好的生储油条件。