膠結巖石 的英文怎麼說
中文拼音 [jiāojiēyándàn]
膠結巖石
英文
cemented rock-
Researches of more than four decades in the field, especially from the early 1980s on, during which the analysis of the isotopes in fossil brachiopods and early diagenetic cements has contributed much to the knowledge, achieved appreciable progress
40多年的研究結果,尤其是進入80年代方解石質的腕足化石殼體和早期成巖膠結物等特殊樣品的應用,取得了若干重大研究進展,但同時也發現了一些新的問題。Calcareous sediments accumulated on a sea floor and eventually were compacted and cemented to form limestone.
鈣質沉積物堆積在海底,最後壓緊並膠結形成石灰巖。Three stages of deformation can be distinguished from the cataclastic superposition of matrices that infilled the microcracks in cataclastic rocks, and two phas es of paleotectonic stress field from the typical conjugated shear joints by stereograms illustrating
構造巖中膠結物和微裂隙充填脈反映了巖石碎裂變形的三次疊加。斷裂變形帶內發育兩期典型的共軛剪節理,但區域分佈各有特點,反映出斷裂變形的空間演化。By infrared spectrum study, the limonite ( feooh nh2o ) can be considered the main colorating mineral in the yellow and red jadeite, and the hematite is another colorating mineral in the red jadeite. the difference of color tone is due to the n value in the molecular formula feooh nh2o and the content of crystal water and adsorbent water. the iron ion came from the effloresced and eroded rocks, and formed fe ( oh ) 3 colloid reacted with the surface water
周圍礦床的風化蝕變為表生水提供了鐵質,形成弱酸性的含fe ( oh ) _ 3膠體的水溶液,表生水流經翡翠礦石時, fe ( oh ) _ 3膠體附著在巖石的表面,經過脫水結晶和吸附,形成褐鐵礦膠體,褐鐵礦膠體沿裂隙或鬆散的礦物顆粒進入翡翠巖石中,逐漸累積沉澱,形成次生色層。According to rock and mineral analysis, the formation consists dominantly of detrital feldspathic fine - sandstone with medium and silt sandstone secondly. lithologically, the content quartz is lower than those of feldspar and detritus, and the cement is dominated by clay, which gives the feature of low compositional maturity and low textural maturity
館上段儲層巖性以巖屑質長石細砂巖為主,其次為中細砂巖和粉砂巖,巖石中石英含量低,而長石、巖屑含量高,膠結物以泥質為主,表現出低成分成熟度和低結構成熟度的特點。We find that the petrology characteristic of all the samples have no characteristic of meteoric water such as geopetal structure, infiltrative sand, ( uniform cement and gravitational cement on base of the research of the dolomite in the regions. on the dot diagram of combination of mgco3 ( mol % ) and sr, the dot are all close to the line of seawater whether they are microlite - crystalline penecontemporaneous dolostone or diagenetic dolostone of various crystals. the 87sr / 86sr value of dolostone or matrix is less than the one of sparry calcite in cave or vein, and close to the value of seawater
通過本區白雲巖的研究發現:已有的白雲巖樣品的巖石學特徵沒有顯示出如示底構造、滲濾沙、新月型膠結物和重力膠結物等大氣淡水作用的特徵;在白雲石mgco _ 3mol百分數和白雲石sr含量的投點圖中,無論是準同生成因的泥?微晶白雲巖,還是粉?細晶(或中晶,或細晶以上的不等晶)的成巖白雲巖,均投在海水線的附近;白雲巖(或基質)的~ ( 87 ) sr / ~ ( 86 ) sr比值顯著低於與孔洞或脈中充填的亮晶方解石,且與海水值十分接近, ~ ( 13 ) c和~ ( 18 ) o值顯著高於孔洞或脈中充填的亮晶方解石,也偏向于海水值; mn含量則顯著低於孔洞或脈中充填的亮晶方解石。This paper emphasizes the effect of the dissolution of aluminosilicate during diagenesis may provide more radiogenic strontium which would result in a high content of strontium in carbonate rocks. so we should avoid the vein of carbonate and select the samples with less terrigenous clastic, less grain content and lacking calcite cementation collected as analysis samples. the microcrystalline limestone and micro - to fine - crystalline dolomite are rather fairly whole rock samples
作者還強調了成巖過程中由長石等鋁硅酸鹽溶解提供殼源sr所造成的碳酸鹽礦物成巖蝕變可能表現為較高的sr含量;因此,在用全巖樣品進行旨在反映海水組成的各種分析時,應迴避碳酸鹽脈,選擇含陸源碎屑低、顆粒數量少、缺乏方解石膠結物的樣品,微晶灰巖或微?粉晶白雲巖是較為理想的全巖樣品。The variations in trace element contents and ratios may hold up a mirror to the lake - level fluctuations and climatic changes, which, in turn, have exerted a direct and important effect on the sequence stratigraphic development. collectively, the reservoir rocks from the yanchang formation consist dominantly of the delta front subfacies subaqueous distributary channel and channel - mouth bar microfacies and delta plain subfacies subaerial distributary channel microfacies fine - grained feldspar sandstones and siltstones. the reservoir rocks have been subjected to three stages of diagenetic and porosity evolution : ( 1 ) the porosity reduction by the mechanical compaction and chemical pressure solution during the early diagenetic stage ; ( 2 ) the porosity increase by the dissolution during the a substage of the late diagenetic stage, and ( 3 ) the porosity reduction by the cementation and filling during the b substage of the late diagenetic stage
系統的儲層特徵研究表明,該區延長組儲層成因類型主要為三角洲前緣水下分流河道、河口砂壩及三角洲平原水上分流河道微相細粒長石砂巖、粉砂巖;儲層巖石經歷了壓實,膠結,溶蝕等成巖作用,歷經早成巖機械壓實和化學壓溶孔隙縮小期、晚成巖a亞期溶蝕作用孔隙擴大期及晚成巖a亞期( b亞期)膠結充填孔隙縮小期三個成巖-孔隙演化階段;儲層物性總體上具有較低孔滲、低孔滲的特點,孔隙類型主要為粒間溶孔、殘余粒間孔隙、粒內溶孔、晶間孔及晶間溶孔,裂縫不發育,儲集巖排驅壓力和中值壓力較高,孔隙結構類型以細小孔-微孔隙,微細喉-微喉型為主。Tiger eye is a beautiful quartz gemstone that is found in western australia, south africa, united states, canada, india, namibia, and burma. the foremost important source of tiger eye is the mines in south africa. it is a lustrous yellow to brown color and has the look of glass with a white streak running through it
它是自然界的青石棉或藍石棉被二氧化碳硅膠凝體強烈交代和膠結后所形成的呈棕、褐、黃、藍等顏色,具有絹絲光澤的緻密堅硬的石英質巖石,因為成份已變成石英,其硬度也上升為7 ,比重下降為3They changed the porosity characteristics of sandstone, engendering new benefit storing beds consisted with secondary porosity
濁沸石礦物是長6砂巖中普遍的膠結物,它的形成與火山物質水化有關。For dagang oilfield, cements mainly is calcite, other and fills are mud, silicate, pyrite and organic matter, at least there are two or three stages. ( 4 ). after studying of cement stratagraphy, cementation - dissolution diagenesis is divided into four zones : phreatic, vadose, deep mixing and deep convection zones
從大港探區的實例出發,認為充填物類型除方解石外,泥質充填也較普遍,同時還有硅質、黃鐵礦、有機質等多種充填類型,充填期次至少2一3期; ( 4 )膠結物地層學研究,將膠結溶蝕成巖作用劃分出四個帶:滲流帶、潛流帶、深部混合帶和深部對流帶。In order to study the direct relation between oil - base drilling fluid performance and cement job quality, a new developed evaluation method ( artificial core method ) was adopted ; the effects of the oil - base drilling fluid system and its main components on the shear cementing strengths of the first and second interfaces in cementing operation were investigated ; and those of the different mix slurry ratios on the gel strength, initial set time, final set time of slurry and the compressive strength of bond cement were examined too
摘要為了研究油基鉆井液性能和固井質量之間的直接關系,採用新建立的評價方法人工巖心法,考察了油基鉆井液體系及其主要組分對固井作業中第一、第二界面剪切膠結強度的影響規律,以及不同混漿比例下對水泥漿膠凝強度、初凝時間、終凝時間和水泥石抗壓強度的影響規律。4, by making use of micro pore and permeability apparatus and optopn multifunction microscope etc. advanced reservoir testing equipments, the ability to show heterogeneity from micro to macro has been improved largely. k - level / k is more than 1. 4 in south region reservoir, that is to say, the permeability in section is worse comparing to that of level direction, which is caused mainly by mud layers : different stone facies results in different micro feature, and in the south region, fluvial sandstone has cementation, compaction, corrosion and exchanging diagenesis, which occurred in b stage of early period
4 、應用微孔滲儀和opton多功能顯微鏡等先進的儲層測試儀器設備,大大提高了從宏觀到微觀表徵儲層非均質的能力;南區儲層中k _ (水平) k _的比值一般大於1 . 4 ,即垂向上滲透率相對於水平滲透率差,這主要是砂巖中泥質紋層造成的;不同巖石相的微觀特徵不同,南區河道砂儲層主要有膠結、壓實、溶蝕和交代等成巖作用,成巖階段屬早成巖b期。Chemical weathering of carbonate cement in sandstone and the related cultural relic diseases in yungang grottoes
雲岡石窟砂巖中碳酸鹽膠結物化學風化及相關文物病害研究The three models are : ( a ) hydrate is part of the pore fluid, ( b ) hydrate becomes part of the solid frame, and ( c ) hydrate cements grain contacts together
這三個模型分別是: ( a )水合物為孔隙流體的一部分; ( b )水合物是巖石骨架的一部分; ( c )水合物和巖石顆粒膠結。Via analysis of reservoir, typical gas and tight zone, it has an obvious character that the content of cement controls reservoir property, pore texture growing, definitely effects logging responsibility and micropore controls hydrocarbon content
經對試氣層段與典型氣層和緻密層分析,認為該區有一個明顯特徵:巖石膠結物的質量分數控制著儲集層物性及孔隙結構的發育程度並對測井響應有一定影響,微孔喉制約著儲層含氣性。分享友人