但其它一些包体看起来被包裹得很严密。
矿石主要为橄榄岩包体。
硬包体的存在对地震前兆变化会产生显著影响。
The existence of hard inclusion may cause a great influence to variations of earthquake precursors.
一类为属于高角闪岩相的变质岩(残余)包体;
The first type is residuals of metamorphic rocks of high amphibolite facies.
同位素和包体资料表明成矿溶液主要为大气降水。
Meanwhile, the isotopic and inclusion data show that mineralizing solution is mainly meteoric water.
包体分析为块状白云岩的成因研究提供了最直接的信息。
An analysis of inclusions offers the most direct information for the study of origin of the massive dolostones.
包体中发育针状磷灰石和角闪石,显示为岩浆淬冷的结果。
Needle shape of the apatites and amphiboles in MMEs implying the process of fast cooling.
分析了56件中国东部地幔岩包体及其寄主岩石中的钨含量。
Tungsten contents in 56 samples of mantle derived xenoliths and their host rocks from eastern China are analyzed.
寄主花岗岩在矿物地球化学上对微花岗岩类包体有明显的制约。
The mineralogy and geochemistry of enclaves are evidently controlled by their host granites.
鞍山地区中太古代铁架山花岗岩中存在多种类型的表壳岩包体。
There is a lot of supracrustal enclaves in the Mesoarchean Tiejiashan granite in the Anshan area, Liaoning Province.
由于成矿作用的继承性、砂金的气液包体成分同原生的金十分相似。
Owing to the metallogenetic inheritance of placer gold and mountain gold, their liquid-inclusion composition are very similar.
玄武岩中构成宝石的橄榄石产于二辉橄榄岩包体中和少量的捕虏晶中。
The gem-grade olivines exist in lherzolite enclaves and some xenocrysts.
暗色、细粒且具火成结构的岩石包体是指示岩浆混合作用存在的可靠证据。
The dark colored, microgranular and igneous-texture enclaves provide reliable evidence that indicates the existence of magma mingling.
硬玉岩是一种稀少的岩类,常以构造岩包体和脉体的型式产出在蛇纹岩中。
Jadeitite is a well known but rare rock type that is found only in a few places in the world.
在云南省鹤庆县六合乡河东村的正长斑岩中产出多种含石榴石的深源包体。
Several types of garnet-bearing deep-derived xenoliths have been discovered in syenite-porphyry in Liuhe Village, Heqing County, Yunnan Province.
阳原幔源包体包括二辉橄榄岩和方辉橄榄岩,是华北西部上地幔的直接样品。
The xenoliths in the yangyuan, including iherzolite and harzburgite, represent the direct samples from the upper mantle beneath western north China craton.
研究由玄武岩岩浆携带到地表的幔源橄榄岩包体可以获得上地幔的许多信息。
In North and Northeast China widely developed mantle-derived peridotite xenoliths, which were carried to the surface by alkali basaltic magma.
原生矿石中绝大部分明金、显微金中的包体金和裂隙金都与黄铁矿密切相关。
Most of the phaneritic gold in protogenous ore, and the inclusion gold and fracture gold in micro-gold ore are closely related to pyrite.
较早次单元中富含镁铁质微粒包体,经包体岩相学研究,花岗岩浆具壳幔混合成因。
The earlier units contain abundant mafic micro-enclaves, and the petrographic study of the enclaves indicates the crust-mantle mixing origin of the granitic magma.
由于方解石中也含有烃类包体,油藏形成期就应等于或晚于方解石胶结物的形成期。
As some oil enclaves were enclosed within calcite, the oil pool formation time should be equal to or later than calcite cementation time.
温泉花岗岩体由酸性端元的寄主岩石和暗色微细粒镁铁质包体群及基性岩墙群组成。
Wenquan granite is composed of two end-member rocks, one is the host rock of the acid end-member, and the other is the microgranular mafic enclave.
本文详细研究了台湾澎湖列岛上地幔幔源包体的变形结构、组构和橄榄石位错构造。
This paper deals with deformation textures, petrofabrics and dislocation microstructures of olivine from the mantle-derived xenoliths in the Penghu Islands, Taiwan.
包体与寄主岩(次斑状花岗闪长岩)的稀土元素曲线和不相容元素蛛网图的形态非常相似。
There are many similarities of the REE distribution patterns and incompatible element patterns between the enclave and the host rock ( subvolcanic porphyric granodiorite ).
包体均一温度经压力校正后,可明显看出各储层油气的运移都发生在印支运动后的侏罗纪;
The pressure-corrected inclusion homogenization temperatures evidently show that the oil-gas migration in various reservoirs took place in the Jurassic after the Indosinian movement.
岩石学和地球化学特征揭示包体寄主岩为碧玄岩,岩浆没有经历明显分异和同化混杂作用。
Their petrological and geochemical characters suggest that the host rock of the xenoliths is basanite, and the magma has not experienced obvious differentiation and assimilatory contamination.
实验结果表明,该材料的质软、高阻隔、质轻等良好性能,能满足防护装置对其主包体材料的需求。
Experiment results showed that the newly developed material is soft, high insulation, and light weight, which can meet the requirement of protection device on main body packaging material.
对河北大麻坪碱性玄武岩及其内的辉石岩和二辉橄榄岩包体进行了不同温压条件下的弹性波速测定。
Measurements of elastic wave velocities at different high temperatures and high pressures were made on alkali basalt and xenoliths of pyroxenite and lherzolite from Damaping, Hebei.
对河北大麻坪碱性玄武岩及其内的辉石岩和二辉橄榄岩包体进行了不同温压条件下的弹性波速测定。
Measurements of elastic wave velocities at different high temperatures and high pressures were made on alkali basalt and xenoliths of pyroxenite and lherzolite from Damaping, Hebei.
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