鲕粒

鄂西宁乡式铁矿分布广、模大，普遍发育赤铁矿鲕粒。

The Ningxiang-type iron deposit in western Hubei is widely-spreading and of large-size and is characterized by hematite ooid .

沉积物主要由陆源碎屑组成，其它的再沉积碎屑组份有鲕粒、化石碎屑、植物碎屑和海绿石等。

The main sediments are made up of terrigenous clastic deposits . Other resedimented clastic constituents are : ooid , fossil clasts , plant clasts and glauconite , etc.

美国得克萨斯古生界和中生界鲕粒的微孔隙度

Microporosity in Ooids : Mesozoic and Palaeozoic of Texas , USA

鲕粒滩的层序地层反射特征表现为S型或斜交叠置型。

Oolitic reservoir is characterized by sigmoid and shingled reflection configurations .

鲕粒、豆粒磷块岩的显微结构和生成特点

Microstructures of pisolitic and oolitic phosphorites and their genetic characteristics

礁外主要为生屑及鲕粒灰岩浅滩。

Outside Reef is shallow bank composed mainly bioclastic and oolitic limestone .

我国沉积铝土矿中豆鲕粒的特征与成因

Characteristics and origins of pisolites and Oolites in sedimentary bauxite of China

鲕粒灰岩的溶解动力学特征和微观形貌的发育演化

Dissolution Kinetic Characteristics and Morphology Evolution of Oolitic Limestone

鲕粒的结构变化与成岩作用性质和强度的关系

Relationship between the changes of ooidal texture and the property and strength of diagenesis

其储集岩类型主要为鲕粒云岩和溶孔鲕粒灰岩两大类。

The types of reservoir rocks mainly are oolite dolomite and dissolved porous oolite limestone .

但有鲕粒滩发育，未必就有储层发育。

But where oolitic banks are well developed , there may not necessarily exist good reservoirs .

铝土矿床中豆鲕粒结构的形成，直接与红土化作用有关。

The formation of bean-pebble texture of bauxite deposits is directly related to red soil action .

残余鲕粒白云岩是飞仙关组鲕滩气藏最有利的储层。

Mixed water dolomization is the basis of platform fringing oolitic beach reservoir of Feixianguan group .

含硅质鲕粒；

They contains silica oolites .

研究发现湖相鲕粒灰岩是一种良好的储层，其孔隙中含大量石油。

Carbonate of lake facies is a weak field of sedimentological research both at home and abroad .

辽东半岛南部韧性推覆剪切带拉伸砾石、拉伸鲕粒的有限应变分析

The finite strain analysis of the stretching gravel and ooide of ductile nappe shear zone in southern Liaoning

上部为较大的持续海退阶段，出现鲕粒滩及核形石滩。

The upper part is a relatively large continuous regression stage with the occurrence of oolite and oncoids beachs .

桂西南晚泥盆世锰矿床锰质豆鲕粒类型及其成因探讨

Discussion on the genesis of the manganese pisolite and oolite of the late Devonian manganese deposits in southwestern Guangxi

本论文通过区分及研究鲕粒灰岩中不同类型的微生物印迹，对微生物在鲕粒形成过程中所发挥的作用取得了初步的认识。

And the study has obtained a preliminary understanding on the role of microbes during the formation of ooids .

但在海槽相区上二叠统不发育生物礁，飞仙关组缺乏鲕粒岩。

But no organic reefs were developed in the Upper Permian and the Feixianguan Formation is lack of oolite .

本文进行了飞仙关组沉积相的划分与鲕粒灰岩滩体分布的分析。

This paper has divided the sedimentary facies of Feixianguan Formation , and analyzed the distribution of oolitic limestone beach body .

董家店组是笔者命名的岩组，其命名的主要依据是岩性、岩相特征明显，岩组全为鲕粒白云岩，在该区延展较广，与邻区同层岩组有较大差别。

Obvious characters of lithology and lithofacies , wide extension and large difference from the adjacent formation in the same layer .

断裂带北侧楼村地区广泛出露寒武系张夏组鲕粒灰岩，鲕粒变形普遍发育。

Oolite lime of Cambrian Zhangxia group emerged widely in Loucun area north beyond the fault and oolite deformation is widely developed .

自然堆积的灰质鲕粒砂具有40%的孔隙度，因为其颗粒其本上都是球状的。

Oolite lime sand packs naturally with 40 % porosity because the particles are essentially spheroids . Little and often fills the purse .

矿体主体呈层状、似层状和透镜状产出。矿石结构以隐晶质结构、碎屑结构和豆鲕粒结构为主。

The main ore bodies were developed in shape of layer , layer-like and lense , and ore textures were dominated by cryptocrystalline and oolitic texture .

笔者研究了下雷锰矿床的锰质豆鲕粒，按其形态、结构构造和矿物成份划分为16种类型，并据①其沉积环境属断陷深水台沟相；②富集于几个矿段；

The author has studied these pisolite and oolite and classified them into sixteen types according to the shape , texture , structure and mineral constituents .

潜江凹陷潜江组粒屑碳酸盐岩性主要发育鲕粒石灰岩、砂屑灰岩、泥晶砂屑云岩、藻团块灰岩等。

The grained Carbonate rocks of Qianjiang Formation in Qianjiang Sag can be divided into oolitic limestone , sand-clastic limestone , mud-crystal sand-clastic dolomite , alga-gobbet limestone etc.

两期埋藏溶蚀作用主要发生在台地边缘鲕粒滩相中，台地内泻湖及点滩相中溶蚀作用则相对较弱。

The dissolution mainly occurred in the oolitic beach facies at platform margin , while it was weak in the lagoon and point bar facies in platform interior .

事实上，鲕粒滩体最终发育成为具有工业价值的储集层，它与多种地质因素是否叠加在一起至关重要。

In fact , whether the oolitic banks can be finally developed into good reservoirs , with industrial value , depends on the combination of many geological factors .

可见，鲕粒滩活动边缘是潜在的优质储层发育部位，且优质储层形成与原始沉积条件密切相关。

Thus it can be seen the mobile fringe is the position where potential high-quality reservoirs develop and the forming of them are highly related with their original sediment conditions .