Pretertiary metamorphic granite in Shaleitian and Miaoxi uplift blocks has been generally designed to Precambrian for many years.
长期以来 ,沙垒田凸起、庙西凸起前第三纪变质花岗岩被笼统地划归前寒武纪 ,对两凸起有代表性的 4口井的变质花岗岩进行了锆石 U- Pb同位素年龄测定 ,结果表明 ,变质花岗岩成岩年龄为 2 0 47~ 2 483Ma,属新太古代 -古元古代五台期 -吕梁期的产物。
Zircon from a metagranite pluton in the Baishahe Formation of the Jinshuikou Group in the North Kunlun unit yields a SHRIMP U-Pb age of ca.
侵入于香日德南昆北单元金水口岩群白沙河岩组中的变质花岗岩的锆石SHRIMPU-Pb年龄约为904Ma。
So the meta-granitoids can be recognized and separated from the metamorphic sequences.
通过详细的岩石学特征、接触关系、形变及变质特征研究证实,尽管岩体有较强烈的变质和变形作用,但岩体内保留有清晰的原生岩浆组构,岩体与围岩有清楚的侵入关系,因而从变质地层中识别和解体出来众多的变质花岗岩类。
As the important member in Dabie ultrahigh pressure metamorphic belt, meta-granitoids are often associated with coesite-bearing eclogites.
大别山超高压变质带中变质花岗岩常与榴辉岩密切伴生。
Mineral Chemistry and Geochemical Characteristics of Metagranitoids from the Ultrahigh Pressure Metamorphic Belt, East Dabie Mountains and Their Geological Significance;
大别山东段超高压变质带中变质花岗岩的矿物化学和地球化学特征
Recently,the authors found an association of Gt+Ru+Phe±Aeg+Aug±Di+Pl+Na-Amp+Or+Q oc curring in metamorphosed granites of southeastern Dabic Mt.
作者在近期对大别山东南部变质花岗岩岩石学研究中发现:变质花岗岩中含有Gt+Ru+Phe±Acg+Aug±Di+Pl+Na-Amp+Or+Q组合,与钠长石共生的霓石或透辉石可能是早期矿物硬玉或富硬玉质绿辉石退变的,而岩石中石榴石分带特征,即内带以铁铝榴石(43。
GEO GEOCHEMICAL CHARACTERISTICS OF THE ARCHAEOZOIC METAMORPHIC GRANITE IN XIAOSHAN MTS.REGION
崤山地区太古代变质花岗岩地质地球化学特征
The Deformation of the Shuanghe Meta-granitoid in the Dabie Mountains and Its Tectonic Significance;
大别山双河变质花岗岩变形特征及其大地构造意义
Metamorphic Dehydration and Partial Melting in Continental Subduction Zones: A Study of Low-T/UHP Metagranite in South Dabie
大陆俯冲带变质脱水与部分熔融:南大别低温/超高压变质花岗岩研究
a laminated metamorphic rock similar to granite.
一种类似花岗岩的片状变质岩。
A banded or foliated metamorphic rock, usually of the same composition as granite.
片麻岩层状或叶片状变质岩,成分通常与花岗岩相同
All orebodies are gold quartz vein type and hosted in New Archaean metamorphic quartz diorite and plagiogranite.
容矿岩系为新太古代变质石英闪长岩、斜长花岗岩。
Granite and metamorphic rock constituted the basement of the basin with better uranium source conditions.
盆地基底为花岗岩和中高级变质岩,铀源条件良好。
Unit two belongs to late Archaean middle-low grade metamorphic rocks with the characteristics of granite -greenstone belt.
组合(2)是具花岗—绿岩带特征的晚太古代中、低级变质岩系.
The Protolith Character of Metamorphic Rocks and the Genetic Analysis of Granitics of Archean Eon in the Eastern Hebei
冀东太古宙变质岩原岩性质及花岗质岩体的成因分析─—冀东太古宙地质问题讨论之二
Mesozoic Guposhan-Huashan Granitic Batholith in Western Nanling and Strain Characteristics of Its Thermal Contact Metaporphic Country Rocks
南岭中生代姑婆山-花山花岗岩基及其热接触变质围岩的应变特征和应变分析
The wall rocks of gold deposits located in Zhaoyuan gold mineralization area were rooted in metamorphic rocks in Jiaodong rock group in Archaean era and granites in Mesozoic era.
山东招远金矿集中区金矿床的围岩为新太古代胶东岩群变质岩和中生代花岗岩。
THE GEORHEOLOGICAL CHARACTERS AND GEOTECTONIC ENVIRONMENTS OF THE ASCENT AND EMPLACEMNT OF GRANITIC MAGMA IN THE LIMU-YUANSHISHAN DISTRICT,GUANGXI
栗木—圆石山地区花岗岩浆的地质流变学特征和侵位定位环境
A STUDY ON GENETIC FABRICS OF THE ARCHEAN GRANITIC ROCKS IN EAST HEBEI PROVINCE, CHINA
冀东太古代花岗质岩石成因组构研究
GEOLOGICA FEATURES OF THE CALEDONIAN GRANITE ZONE IN THE WEST KUNLUN AREA
西昆仑加里东期花岗岩带的地质特征
Ore-forming metals maybe mostly derived from the granites.
花岗岩浆是成矿物质来源和成矿热源。
GENESTS OF TOPAZ-BEARING GRANITIC ROCKS IN SOUTHEASTERN JIANGXI PROVINCE
赣东南含黄玉花岗质岩石的成因探讨
The Development of Geotourism on Granitic Landforms in Hong Kong;
香港花岗岩地貌地质旅游的开发(英文)
Variation of Geotechnical Properties of Weathered Granite in Southeast China;
华南沿海花岗岩风化壳岩土工程特征变化研究
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