The quantitative analysis of mineral detritus in 13 surface sediment samples from the Quanzhou Bay was made, and it is shown from the analysis results that the compositions, contents and characteristics of light and heavy minerals at different stations in the Quanzhou Bay are different from each other.
对泉州湾 1 3个表层沉积物样品进行了矿物碎屑定量分析。
Research of detrital minerals in the sediment of sub-aqueous Yangtze Delta;
长江水下三角洲沉积物碎屑矿物研究
The study of the detrital minerals of Changjiang sediments indicates that the light minerals mainly consist of quartz,feldspar and lithic fragment.
长江碎屑矿物组成研究表明,轻矿物以石英、长石和岩屑为主,不同支流轻矿物组成特征不同,成熟度指数平均是2。
The changes of detrital mineral contents with water depth, land-form and physiognomy indicate that the distribution of minerals is mainly affected bylandform and physiognomy, and the affecting factors are complicated.
南沙海槽南部海区73个表层沉积物中的碎屑矿物主要有石英、长石、自然铅、褐铁矿、锐钛矿、金红石等,其分布受地形、地貌的控制,可分为西北大陆坡碎屑矿物组合、槽底碎屑矿物组合、东南大陆架碎屑矿物组合3种类型。
Distribution of clastic minerals of surface sediments in the western China Sea and their provenance;
南海西部表层沉积物碎屑矿物分布特征及其物源
Fifty and two samples were taken from various positions and strata levels of the Paleogene filling sequences in the Nanpu rifted trough by coring for oil exploration and quantitative analysis of terrigenous heavy minerals.
重矿物组合的垂向变化指示出了3个碎屑重矿物组合段,它充分展现了物源区多阶段隆升-剥蚀的历史:始新世的沙三至沙二组合段为凹陷基底岩石层圈(以花岗片麻岩为主)的隆升—剥蚀过程;始新世沙一至渐新世的东二组合段为更深层变质岩层圈的隆升-剥蚀过程;渐新世末的东一段为稳定和老化的变质层圈的隆升—剥蚀及物源区调整过程。
Clastic rocks are composed of inpidual fragments of mineral or rock. The fragments may range in size from huge boulders to microscopic particles.
碎屑岩是由岩石和矿物碎屑的单体组合而成,这些碎屑物质的粒度可以是巨大的确石到微细的颗粒。
These rock fragments which are called sediments are derived from the weathering and erosion of older rocks.
这些被称为积物的岩石和矿物碎屑是较古老的岩石经风化和剥蚀后形成的。
A study on detrital minerals in the sediment of the Great Wall Bay
长城湾沉积物中碎屑矿物的初步研究
A STUDY ON CLASTIC MINERALS OF SURFACE SEDIMENTS IN THE SEA AREA NORTHWEST OF THE ANTARCTIC PENINSULA
南极半岛西北部海域表层沉积物碎屑矿物研究
Effect and Control of Clay Minerals on Clastic Reservoir
粘土矿物对碎屑岩储集层的影响及控制
THE FOUND OF AURIFEROUS MINERAL IN RED CLASTIC?STRATA OF TERTIARY PERIOD, SOMEWHERE IN QINGHAI
青海某地第三纪红色碎屑岩层中发现金矿物
Diagenetic Characteristics of Clay Minerals in Volcaniclastic Rock;
火山碎屑岩中粘土矿物的成岩作用特征
Clay minerals in clastic rock reservoir of deep formation in Paleogene of Dongying sag
东营凹陷古近系深部碎屑岩储层中的黏土矿物
Consisting of broken rock, coal, or ore moved from its place of origin.
碎屑状的由从开采地移来的破碎的岩石、煤块或矿物组成的
To brush(a table or cloth) clear of small scraps or fragments of food.
抹去碎屑抹去(桌上或布上)的食物碎屑
Study on the Distribution and Origin of the Seafloor Detrital Minerals in the Offshore Water of Hainan Island;
海南岛周边海域底质碎屑矿物分布及其物源分析
Characteristics of clay mineral and its hydrocarbon significance in Paleogene clastic reservoir of Bonan Sag
渤南洼陷深层碎屑岩储集层中的黏土矿物特征及油气意义
Based on the authigenic and clay mineral assemblage, two types of diagenetic ambient have been recognized in the Meso-Cainozoic detrital rocks in Tarim basin.
根据自生矿物与粘土矿物组合,在塔里木中新生界碎屑岩中可以识别出两种成岩环境。
3. cannot effectively find the seabed hydrothermal sulfide ore spot hosted in the base of the detritus, the silt and the volcanic ash.
3、不能有效地发现赋存在碎屑、淤泥、火山灰之下的海底热液硫化物矿点(床)。
Composed chiefly of rock fragments of volcanic origin.
火或碎屑物的由火山造成的碎石所组成的
Research on Petrophysical Property Cutoffs of Clastic Reservoir and Reserves Calculation;
碎屑岩储层物性下限研究及储量计算
Quantitative Research of Factors Affecting Clastic Reservoir Properties;
碎屑岩储层物性影响因素定量化研究
Detritus Fragments of dead material, such as leaf litter and products of the breakdown of organic material by decomposers.
碎屑(腐屑):由分解者分解已经死亡的有机物质的而产生的废物。