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- Permian bioclastic limestone and bioherm are the most favorable reservoirs. 二疊系生屑灰巖和生物礁為最有利的儲層。
- The bioclastic shoal and ooid shoal are common in geological history. 灘一般包容了壩、脊、洲、丘等沉積體。
- The Dawan Formation built up of alternating bioclastic limestone and shale belongs to the inner shelf subfacies. 大灣組的生物碎屑灰巖與頁(yè)巖互層屬于內陸棚亞相。
- Calcarenite silicon-wackestone of the upper and lower silicon members deposit f rom contour current s and occur on the lower of the carbonate slope. 等深流沉積物形成了上、下硅質(zhì)層段的砂屑硅質(zhì)粒泥灰巖 ,主要分布于斜坡下部。
- The major rock type of the reservoir is grainstone,in which the oolitic spariteand bioclastic limestone are the best reservoir rocks. 該儲層的巖石類(lèi)型主要為粒屑灰巖，以其中的亮晶鮞?；規r和生物清灰巖為最佳儲集巖；
- The results indicate that the tempestite in the area has lots of rock types including clastic rocks, bioclastic limestones and volcaniclastic rocks. 結果表明，該凹陷風(fēng)暴沉積巖石類(lèi)型豐富，包括各類(lèi)碎屑巖、生物灰巖和火山碎屑巖。
- There are rich bivalve and brachiopodous fossils within the bioclastic limestone and calcareous mudstone in the Buqu Formation in age from Bathonian. 布曲組中的生物碎屑灰巖和鈣質(zhì)泥巖層中產(chǎn)大量的雙殼類(lèi)和腕足類(lèi)化石,時(shí)代為中侏羅世巴通期。
- The sedimentary facies of Carboniferous Bioclastic Limestone Member is mainly classified into shore and carbonate platform facies in Tarim basin. 塔里木盆地石炭系生屑灰巖段的主要沉積相類(lèi)型劃分為濱岸相和碳酸鹽臺地相兩大類(lèi)。
- The middle fan sand in Es3, the bioclastic beach bar at the bottom of Esl, the river sand in Ed formed very best reservoir. 東營(yíng)組為前扇三角洲亞相過(guò)渡到扇三角洲前緣亞相到扇三角洲平原亞相再到辮狀河沉積的遞進(jìn)模式。
- The shoal (or bank) and shoal facies are important types of carbonate deposits.The bioclastic shoal and ooid shoal are common in geological history. 摘要灘或灘相是碳酸鹽沈積中的重要類(lèi)型，常見(jiàn)的有生物碎屑灘和鮞粒灘。
- The genesis of mud mound (also called as micrite mound), which is mainly composed of lime mud, only a few bioclast, has still not been resolved. 摘要微晶丘主要由灰泥組成，僅見(jiàn)少量生物碎屑，其成因尚無(wú)圓滿(mǎn)解釋。
- So, the bioclastic banks and the biological psammiticpsephitic banks should be important targets for petroleum exploration in this area. 臺地邊緣以西為開(kāi)闊臺地和臺內洼地沉積。塔中1號坡折帶向東進(jìn)入斜坡和盆地相區。
- Those of grain banks in shallow lake mainly include ooid limestones with spar or micrite, bioclastic limestones, intraclastic limestones and grain lime-stones. 淺湖顆粒灘有亮晶或泥微晶的鮞?；規r、生屑灰巖和內碎屑灰巖，其次為含陸屑顆?；規r；
- The reefs, the bioclastic banks and the biological psammitic-psephitic banks that are associated in form of supper and lower backreefs are hard to form favorable reservoir facies. 礁和與之呈伴生的生屑灘、生物砂礫屑灘為本區優(yōu)質(zhì)的儲集巖相，而礁后單獨發(fā)育的中低能砂屑灘則不易形成優(yōu)質(zhì)的儲集層。
- Grainstones are the main part of the section, among which the oolites, intraclast limestones and most bioclast limestones are cemented by sparry calcite. 顆?；規r在剖面中占絕大多數，其中，鮞?；規r、內碎屑灰巖和多數生物碎屑灰巖均為亮晶方解石膠結。
- Massive bioclastic limestone from the middle of the sequence was believed to be formed under the aerobic conditions, supporting by both ecological and geochemical features. 塊狀灰巖的生物特征和地球化學(xué)特征均指示常氧沉積環(huán)境；
- The dominant lithologies of the middle part are microcrystalline bioclastic limstone intcrbedded with coarse-grained dolomitic and calcareous quartzose sandstone. 以富含腕足化石為特色，還可見(jiàn)珊瑚、 、非 有孔蟲(chóng)、介形蟲(chóng)、三葉蟲(chóng)、苔蘚蟲(chóng)、腹足類(lèi)等生物化石。
- Vertically, these dolostones are associated with oil shale, mudstone, bioclastic limestone and volcanic rocks, and interpreted as the secondary replacement products. 且白云巖在深湖、半深湖、淺湖、灘壩環(huán)境均有發(fā)育，垂向上與油頁(yè)巖、泥巖、生物灰巖及火山巖共生。
- On the basis of a large number of core data and petrophysical information,the interpretation chart for deriving permeability of bioclastic limestone is made. 巖石白云化中等的地層是尋找有效產(chǎn)層的主要區域。根據大量的巖心分析數據和巖石物理研究資料，建立了生物碎屑灰巖滲透串解釋圖版。
- The results show that the main rock types in Yingshan formation are micritics, calcarenite and dolomite, of which, micritics and calcarenite have the best development and the widest distribution. 研究區內鷹山組主要巖石類(lèi)型為泥晶灰巖、砂屑灰巖和白云巖，其中泥晶灰巖、砂屑灰巖發(fā)育最好，分布最廣；
