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- Oolitic dolostone 鲕滩云岩
- Dolostone is the main rock type of the Cambrian in this area. 从下寒武统石龙洞组开始都是白云岩沈积。
- Oolitic hematite is considered as one of the most refractory iron ore type. 鲕状赤铁矿石是目前国内外公认的最难选的铁矿石类型之一。
- Gypsiferous mi-crocrystal dolostone and dolarenite formed by seepage-reflux ... 进行了白云石化分区分带研究,为下步勘探部署指明了方向。
- Carbonate rocks are predominantly composed of intra-clastic dolostone, chert dolostone and sand-bearing dolostone. 碳酸盐岩以内碎屑白云岩、燧石白云儿和含砂白云岩为主。
- Crystalline dolostone is formed by seepage-reflux dolomitization and burial dolomitization. 晶粒白云岩有两种成因:一为回流渗透白云石化;二为深埋藏白云石化。
- According to its fades sequence features, the oolitic rocks are deposited in platform marginal oolitic bar and inner-platform oolitic bank. 蒸发台地西缘的台缘鲕粒坝在飞仙关期基本稳定。
- The dolostone includes sparry dolostone, residual-grained dolostone, residual limy dolostone and algae dolostone. 其中的白云岩主要包括结晶白云岩、残余颗粒白云岩、残余灰质白云岩和隐藻白云岩等类型。
- Grain dolostone is formed in the deep burial dolomitic environment by mixing-water dolomitization. 颗粒白云岩的形成与混合水白云石化作用和深埋藏成岩作用有关;
- There is a series of strata composed of dolomitite, calcareous dolostone and quartzose sandstone. 大青山地区发育一套以白云岩、灰质白云岩和少量石英砂岩为主的地层。
- The authors summarize the dolomization genetic model of oolitic beach reservoir. 通过对白云岩进行岩石学特征分析、地化特征分析及成岩温度和深度的研究,认为白云石化作用发生在混合水成岩环境,由混合水白云石化机理产生。
- Mixed water dolomization is the basis of platform fringing oolitic beach reservoir of Feixianguan group. 摘要 残余鲕粒白云岩是飞仙关组鲕滩气藏最有利的储层。
- Oolitic limestones are rare and interbedded in the dark-gray mudstones and/or shales. 这些砂岩和鲕粒灰岩既可单独成层,但更常见它们与深灰色泥页岩组合成薄互层。
- Oolitic Kidney - This organ works in conjunction with the Preomnor, filtering blood to remove toxins. 植于血管内;它会改变血液的构造以使血输送氧气和营养更有效.
- The reef dolostone is formed in mixed water which is mainly controlled by frequent change of the sea level. 礁白云岩具有典型的混合带白云石化特点,受海平面频繁变化影响;
- The widespread progradationally deposited cycles are often capped by oolitic shoals, tidal flat or sabkha evaporite strata. 广布的加积沉积旋回、经常被鲕滩,潮坪或萨勃哈蒸发岩层所覆盖。
- The reservoirs mainly exist in the oolitic bank facies in the carbonate platforms, which were deposited in high energy environment and mainly controlled by tidal action. 其沉积相属碳酸盐台地的鲕粒滩相,为台地潮下较高能环境沉积,主要受潮汐作用的控制。
- The slumping event deposits were mainly breccia dolostone (limestone) while the turbidity current event deposits were turbidity grain limestone (dolostone). 其中滑塌事件的沉积产物主要为滑塌角砾白云岩(石灰岩),浊流事件的沉积产物主要为浊积颗粒石灰岩(白云岩)。
- Original porosity is typified by the intergranular porosity of sandstones and the intercrystalline and oolitic porosity of some limestones. 原生孔隙度以砂岩粒间孔隙度和某些石灰石的晶体粒间和鲕状孔隙度为代表。
- The primary rocks were sparry oolitic limestone and micrite oolitic limestone, but dolomitization destroyed the original sedimentary textures. 原生岩石为亮晶鲕粒石灰岩和泥晶鲕粒石灰岩,白云石化作用使其岩石结构大多遭受破坏。
