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- Control of Al - Bearing Rock Series 含铝岩系控制
- Geochemical study of the Early and Middle Ordovician black graptolit bearing rock series in the southern Anhui-northern jiangxi area 皖南赣北地区早、中奥陶世含笔石黑色岩系地层地球化学的研究
- boron bearing rock series 含硼岩系
- The genesis of Shuicaozi Cu deposit has a close relation with the coal bearing clastic rock formation of lacustrine bog facies. 水槽子铜矿的成因与湖泊沼泽相含煤碎屑岩建造紧密相关,多个呈似层状、透镜状的矿体,均赋存于该沉积序列中。
- At the same time, coal bearing series strata in upper Paleozoic distributes within all basins, so coal-genetic gas is also abound.In order to reali... 因此,为实现大港油田天然气生产的良性循环,应坚持科技创新和油气并举的原则,加快对黄骅坳陷天然气新领域的勘探步伐,加快气田(藏)的高效开发和老区的滚动挖潜。
- Abstract There is coalseam methane in coalbed and coal bearing sequences in the study area. 在煤层和煤系地层中,产生并赋存着煤层气。
- They also do not belong to the south meta-volcanic rock series of Northern Qilian Caledonides tectonic belts. 也不属于北祁连加里东构造带南带变质火山岩系的一部分。
- Paper has systematic summarized the characters of the Tertiary coal bearing strata of N.E.China Region,genetic types of coal,lithotype of coal,metamorphism and its rules. 系统总结了东北地区第三纪含煤地层特征、煤的成因类型、煤岩特征、变质作用及其规律。
- The emergence stratum mainly is Palaeozoic sediment rock series, drape, rift grow,magma activity is delicacy. 出露地层主要为一套古生代沉积(浅变质)岩系,褶皱、断裂构造发育,岩浆活动微弱。
- The authors comprehensively analyzed the geological background and the epositional characteristics of the Late Permian coal bearing strata in Laochang coalfield,eastern Yunnan. 通过对滇东老厂煤田形成的地质背景和晚二叠世含煤地层沉积特征的综合分析,剖析了典型的潮坪聚煤环境和三角洲聚煤环境及其成煤作用。
- In South China,the Early Cambrian black rock series is rich in metallic and nonmetallic mineral ersources. 我国南部早寒武世黑色岩系中,蕴藏丰富的金属和非金属矿产。
- This paper discussed the evolvement characteristics of sand bodies of the fourth coal bearing interval and its influence on No. 13-1 coal-seam thickness in Huainan coal field. 摘要讨论了淮南煤田第四含煤段砂体的演化特征及其对13-1煤层厚度的影响。
- The pre-Devonian "Gomori Group" shallow metamorphic rock series are mostly redelineated as the Permian strata. 解体了测区南部前泥盆系“戈木日群”浅变质岩系,大部分厘定为二叠系;
- Abundant copper material was derived from volcanic rock series (olivine tholeiite) in the rift. 丰富的铜质来自巨厚的裂谷火山岩系(橄榄拉斑玄武岩)。
- Wangjiawaizi gold deposit occurrs in Lower Proterozoic opimetamorphic rock series. 王家崴子金矿床赋存于辽南古元古代浅变质岩系中。
- Volcanic rock series include mainly the shoshonite series and subordinately the high-K calc-alkalic series. 火山岩系列主要为橄榄玄粗岩系,其次为高钾钙碱性岩系;
- Abstract The Haikou Formation of Middle Devonian in Luquan contains coal bearing sediments (predominantly clastic rocks)which are of littoral origin and yield abundant fishes, fossil plants and pelecypods. 云南禄劝中泥盆世海口组为以碎屑岩为主的滨海相含煤沉积,地层中产有丰富的鱼类、植物和双壳类化石;
- The metallogenic substance mainly comes from the Archeozoic metamorphic rock series in basement. 成矿物质主要来源于基底太古界变质岩系。
- The Precambrian crystalline rock series in the Yadong area is previously called "the Nyalam Group". 摘要藏南亚东地区前寒武纪结晶岩系以往统称为“聂拉木群”。
- Geological setting, features of the ore bearing rock assemblages, depth, ore structure and texture and mineralogy of Dongping supergene-enriched Mn doposit are discribed in the paper. 本文主要论述广西东平表生富集型氧化锰矿床成矿地质环境、含锰岩系地质特征,锰矿层结构,矿石矿物成分及结构构造,矿石化学组分等特征;