柯石英
- 网络coesite;coesit
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TEM揭示了柯石英和寄主矿物石英之间为共晶格取向连生关系,并寻找到在峰期变质条件下高盐流体存在的有力证据。
TEM reveals that the relationship between coesite and the host quartz is syntaxy and provides strong evidence of the occurrence of high-salty fluids at peak metamorphic conditions .
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N2包裹体仅见于含柯石英榴辉岩,而高盐度流体包裹体则几乎存在于所有的榴辉岩和硬玉石英岩中。
Pure N 2 inclusions have been observed only in fresh coesite bearing eclogites , whereas highly brine inclusions exist almost throughout the ultrahigh pressure ( UHP ) metamorphic rocks .
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自由SiO2系指石英及其同质多型物(polymorphs)柯石英、斯石英等。
Free SiO-2 is represented by quartz , coesite and stishovite polymorphs .
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最外层由柯石英和蓝晶石组成的格架中分布细粒的Si金红石和Ti-Mg-K-Na-Ca氧化物。
Ti-Mg-K-Na-Ca oxide crystals and Si - ( rutile ) occur as interstitial materials within the framework formed by coesite and kyanite .
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而已在都兰地区副片麻岩锆石中柯石英包体的发现也证明了含榴辉岩的片麻岩(片岩)与榴辉岩一样同样经历了UHP变质作用。
In addition , newly reported coesites in paragneisses enclosing eclogites in Dulan area also suggest that the gneiss and enclosed eclogite as a whole underwent early Paleozoic HP-UHP metamorphism .
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以柯石英榴辉岩为代表的超高压变质岩可能是具有元古代基底苏鲁微大陆块前缘俯冲到70~100km或更深的地方,遭受超高压变质作用形成的。
The ultrahigh-pressure metamorphic rocks , represented by coesite-bearing eclogite , may have been formed as the former edge of the Su-Lu micro-continent with Proterozoic basement had subducted to 70 ~ 100km or more deep and suffered ultrahigh-pressure metamorphism .
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黝帘石-蓝晶石-柯石英组合的出现指示大别山榴辉岩的压力上限未达到硬柱石的稳定区域,其形成压力不会超过4.0~4.5GPa。
The occurrence of zoisite + kyanite + coesite assemblage indicates that the upper pressure limit of eclogite in the Dabie Mountains does not reach the stability field of lawsonite , and therefore could not exceed 4 . 0-4 . 5 GPa .
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大别山区含柯石英榴辉岩的发现
The discovery of coesite - bearing eclogites in the Dabie Mountains
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用热力学方法计算柯石英-斯石英的相边界
Calculating the phase boundary of coesite-stishovite by using thermodynamic method
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华中高压变质柯石英的拉曼谱学研究
The Raman spectrum study of high pressure metamorphic coesite in Central China
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变质岩中石英的水化现象超高压变质岩中柯石英&石英相变动力学研究的评述
Review on phase transformation of coesite - quartz from ultrahigh pressure metamorphic rocks
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大理岩为柯石英+透辉石、柯石英+橄榄石。
And coesite + diopside and coesite + olivine in zircons from marbles .
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硬玉和石榴石中都有柯石英包体。
Coesite inclusions occur in both garnet and jadeite in fresh quartz jadeitite .
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超高压变质岩中柯石英→石英相变研究的进展
Advance of Study on Coesite → Quartz Transition in Ultrahigh Pressure Metamorphic Rocks
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蓝晶石+黄玉与柯石英一起稳定于超高压条件下。
Kyanite + topaz + coesite associations were stable under the ultra high pressure .
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河南大别山区榴辉岩及蓝晶石石英岩中柯石英的发现
Discovery coesite in eclogue and kyanite quartzite from the Dabie mountains , henan Province
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柯石英多已转化为石英聚晶,并使包裹它的矿物产生放射状胀裂纹;
The coesite mainly changed quartz glomerocryst which made its including minerals creat radial cracks ;
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柯石英、金刚石均呈微晶状包裹于石榴子石、绿辉石中。
The coesite and diamond are included in the garnet and omphacite as a microlic .
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在紫苏辉石中首次发现柯石英假像的包体,显示清晰的放射状胀裂纹结构。
Coesite ( pseudomorph ) inclusions is first discovered in hypostheny which reflect a well-developed radial cracks .
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含柯石英的苏鲁&大别榴辉岩是高压-超高压变质带的产物。
The Sulu-Dabie eclogite , which contains cosine , is the product of high-ultra high pressure metamorphism .
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本文报道了一项中美合作研究的新进展:笔者于1992年在河南省新县发现了柯石英榴辉岩。
Coesite eclogite was discovered by the authors in Xinxian County , Henan Province , central China in1992 .
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正确地确定柯石英和斯石英间的相边界对岩石学、地球物理和矿物物理等有着很重要的意义。
The phase transformation between Coesite and Stishovite is important to petrology , geophysics , and mineral physics .
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含柯石英超高压榴辉岩的早期变形&以苏北东海碱场榴辉岩体为例
Early deformation of coesite-bearing ultra-high-pressure eclogites : an example from jianchang , donghai county , northern Jiangsu province , china
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研究结果表明,石榴石(或绿辉石)中柯石英向石英相变是一个连续变化过程。
Research results show that the phase transformation of coesite-quartz in garnet and / or omphacite is a continuous process .
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中央碰撞造山带中两期超高压变质作用来自含柯石英锆石的定年证据
Two Ultrahigh Pressure Metamorphic Events Recognized in the Central Orogenic Belt of China : Evidence from the U-Pb Dating of Coesite-bearing Zircons
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河南大别山区含柯石英榴辉岩的发现扩大了中国中东部含柯石英榴辉岩带的分布区。
The discovery of coesite - bearing eclogites in this area enlarges the region of coesite-bearing eclogite belt in Central - Eastern China .
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目前对超高压岩石中石英的变形以及在差应力条件下石英-柯石英的相变研究程度低。
Up to now there has been few studies on deformation of quartz in ultra-high rocks and quartz-coesite phase transition at differential stress .
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安徽大别、苏北和山东胶南是世界上第三个发现含柯石英榴辉岩的地区。
The coesite-bearing eclogite samples were collected from the Bixiling body of Yuexi County , Anhui Province , part of the Dabie Mountains .
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石英广泛分布于地壳中的各种岩石中,柯石英和斯石英只存在于超高压岩石和陨石坑中。
Quartz widely occurs in different rocks of the earth 's crust , whereas coesite and stishovite are only formed under high pressures and temperatures .
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本文报道了大别山东南部安徽石马地区柯石英榴辉岩组合和黄镇地区石英榴辉岩组合的全岩及单矿物的氢氧同位素特征。
The hydrogen and oxygen isotope compositions of single minerals and whole-rock were measured for coesite-bearing eclogite at Shima and quartz-bearing eclogite at Huangzhen in southeastern Dabie .