查询词典 olivine

GroupⅠ, the peridotite inclusions with typical pyrolite textures (metamorphic and deformation textures);(2) GroupⅡ, the peridotite and olivine-pyroxenite inclusions with metamorphic and deformation textures and overlaid mineral reaction textures or relic magmatic crystalline textures or/and cumulate textures; and (3) GroupⅢ, the pyroxenite inclusions with crystalloblastic texture and cumulate textures.

深源岩石包体的岩相学表明，鲁西深源岩石包体具有三种结构类型：①具有典型地幔岩结构的橄榄岩类岩石包体；②具有变质变形结构，并叠加有矿物反应结构以及残留有岩浆结晶结构的橄榄岩、橄辉岩类岩石包体；③具有变晶结构或堆晶结构的辉石岩类包体。

The 43-57km lithospheric mantle could be consist of a suite of cumulates with crystalloblastic texture, cumulate texture and relic magmatic crystalline textures, such as orthopyroxenite, websterite, clinopyroxenite and olivine-pyroxenite. The lithospheric mantle of 43km to Moho discontinuity could be spinel harzbergite and minor spinel lherzolite, in which the spinel harzbergite and minor spinel lherzolite xenoliths are discoveried. The Moho in the region could be an transitional zone composed of cumulates in petrology.

它既包括了具变晶结构的斜方辉石岩、二辉石岩，又包括了具有残留岩浆结晶结构与堆积结构的橄辉岩和辉石岩；向上至莫霍面，应为尖晶石方辉橄榄岩，并有少量尖晶石二辉橄榄岩，本区发现的尖晶石二辉橄榄岩(T7-21)和尖晶石方辉橄榄岩(T35、T58)可能来自该层；本区莫霍面在岩石学上可能为一个由堆积岩组成的过渡带(3～5km)。

The results showed that:①the crystalline phases are mainly the cuspidine, wollastonite and gehlenite with nepheline, fluorite and olivine also found in some samples under the experimental conditions;②with the bacisity and CaF_2 content increased, crystalline proportion of mold flux rises .

熔融保护渣在MoSi2高温电阻炉内以2℃/min降温速率冷却至室温，制成薄片，采用岩相显微镜分析保护渣的结晶矿相·结果表明：在本实验条件下，结晶矿相主要有枪晶石，硅灰石，黄长石，个别渣样有霞石，萤石，橄榄石；增大保护渣碱度，能促进保护渣结晶；随着渣中CaF2，Na2O，K2O和Li2O质量分数的增大，保护渣结晶化率增大；随着渣中Al2O3，MgO，BaO和MnO质量分数的增大，保护渣结晶化率减小

The parental magmas of the Wudangshan Group and Yaolinghe Group basic lavas from Wudangshan area were then subjected to shallow level gabbroic (cpx+plag±ol) fractionation and the chemical evolution of the basic lavas and basic dykes from other areas was controlled by a clinopyroxene+olivine fractionation.

武当山地区的武当山群和耀岭河群基性熔岩的母岩浆经受了浅层位辉长岩质(cpx+plag±ol)分离作用，而其他地区基性熔岩和基性岩墙的化学演化则是受控于单斜辉石±橄榄石分离作用。

The chemical evolution of the LT1, LT2 (in central Tianshan and Baishan of Gansu), LT4 (in western Tianshan, Jungar and Baishan of Xinjiang) and LT3, HT lavas is controlled by an olivine + clinopyroxene fractionation, but gabbroic fractionation accounts for the chemical variation of the LT4 lavas from eastern Tianshan.

LT1、LT2、LT4（天山西段、新疆北山和准噶尔）和LT3、HT熔岩的化学演化系受控于橄榄石+单斜辉石结晶分离作用；而天山东段的的LT4熔岩的化学变异则是经受了辉长岩质结晶分离作用。

Any of a group of igneous rocks composed mainly of olivine and various pyroxenes and having a granitelike texture.

玄武岩一种硬的、致密的、黑色的火山岩。它主要由斜长石、辉石和橄榄石组成，外表经常很光滑

The rock belt are composed of malignite, nepheline gabbro, shonkinite, diopside-sienite, hornblende sienite, amphibole-monzonite,granodiorite-granophyre, kaligranite-porphyry, fraidronite, kersanton, precious garnet, olivine alkali-lamprophyre, alkalic-pyroxenolite, alkalic-basalt, latite and trachyte. And the lithofacies of the potassic rock zone include plutonic intrusion, hypabyssal intrusion and eruption.

本文的研究范围是哀牢山-金沙江钾质碱性岩带，该带位于我国西南三江地区的扬子板块和中缅板块三江褶皱区间的缝合带和多个地体边界带，由喜马拉雅期钾质富碱岩浆岩组成；从北往南由新疆塔什库尔干→沱沱河沿→青海囊谦→西藏江达→云南剑川→下关，向南到金平，中国境内该岩带延长达3700km，且向南延至越南境内，平面上岩带呈反&S&形的线形分布特点。

The electron microprobe analyses show that there are distinct differences between two types of olivine in the aspects of the FeO/MnO ratio, the species of inclusion minerals, the concentrations of Fe an Ni in kamacite and taenite inclusions.

电子探针成分分析结果表明，两种橄榄石中的 Fe O和 Mn O比值，包体矿物种类，包体铁纹石和镍纹石中 Fe，Ni的含量等，均有较大区别。

Following evidences indicate that lherzolite and garnet pyroxenite xenoliths in basalts are captures of mantle fragments when host magma ascending: crystallizing temperatures and pressures of cpx megacrysts and some phenocrysts in host magmas are greater than equilibrium temperatures and pressures of xenoliths; calculated REE partition pattern of assumed equilibrium melts is not comparable with that of studied host basalt rocks; olivine in xenoliths is not in equilibrium with basalt rocks.

寄主玄武岩的单斜辉石斑晶—熔体平衡温度高于石榴石二辉橄榄岩和石榴石辉石岩包体的平衡温度，单斜辉石巨晶和部分斑晶—熔体平衡压力大于包体平衡压力，寄主碱性玄武岩的稀土配分型式和所计算的与尖晶石二辉橄榄岩包体平衡的熔体的稀土配分型式不同，包体橄榄石与寄主岩浆之间的Fe-Mg交换系数低于0.30，均表明包体与寄主玄武岩浆之间不存在平衡关系，因此，包体是被寄主玄武岩浆捕虏的上地幔碎块。

Pair of sample that add Al and Si fall in two kinds of temperature, magnesian olivine (Mg2SiO4) and pointed spar (MgAl2O4) shows similar action.

在两种温度下对添加Al和Si的试样，镁橄榄石(Mg2SiO4)和尖晶石(MgAl2O4)显示出相似的功能。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。