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- Peperite is a special kind of volcaniclastic rock formed by the intermingling of magma with wet sediments. 摘要熔积岩是火山碎屑岩的一种特殊类型,由熔浆和未固结的湿沉积物两种组分掺杂混合而成。
- The Minle Cu deposit is distributed in the middle Triassic calc-alkalic, alkalic volcaniclastic rock, lava and subvolcanic rock(dacite porphyry). 民乐铜矿产于中三叠统钙碱性、碱性系列火山碎屑岩、熔岩、次火山岩(英安斑岩)中。
- The protoliths of blueschists and eclogites can be divided into N-MORB, E-MORB, OIB, gabbro, basic volcaniclastic rock, greywacke etc. 蓝片岩和榴辉石的原岩有N-MORB、E-MORB、OIB、辉长岩、基性火山碎屑岩、硬砂岩等类型。
- A set of copper sandstone stratum containing a little volcaniclastic rock is discovered in recent years in Bakele river area of Xinjiang. 近年来在新疆巴喀勒萨依地区发现一套含少量火山碎屑岩的含铜砂岩地层,由于该地层位于近东西向的断裂夹块中,其含矿层位的确定就成了难题。
- The Lingtouping lead-zinc-gold-silver polymetallic ores are discovered in the interlayers of intermediate-acidic volcaniclastic rock of the No. 岭头坪铅锌金银多金属矿产于南园组第二、三段中酸-酸性火山碎屑岩的夹层中,矿体呈似层状,受断裂构造及层间破碎带控制。
- The polymictic breccia in the Qianshan lead-zinc ore district of Anxi County is a suit of volcaniclastic rock,sedimentary pyroclastic rock and pyroclastic sedimentary rock. 安溪铅山铅锌矿区复成分角砾岩为一套火山碎屑岩-沉火山碎屑岩-火山碎屑沉积岩。
- The volcanic rocks of the Lower Es3 in Oulituozi region are mainly volcaniclastic rock,basalt and trachyte. 欧利坨子地区沙三下亚段火山岩类型以火山碎屑岩为主,次为玄武岩及粗面岩。
- The results indicate that the tempestite in the area has lots of rock types including clastic rocks, bioclastic limestones and volcaniclastic rocks. 结果表明,该凹陷风暴沉积岩石类型丰富,包括各类碎屑岩、生物灰岩和火山碎屑岩。
- The Lingtouping lead-zinc-gold-silver polymetallic ores are discovered in the interlayers of intermediate-acidic volcaniclastic rock of the No.2 and No.3 members of Nanyuan Formation. 岭头坪铅锌金银多金属矿产于南园组第二、三段中酸-酸性火山碎屑岩的夹层中,矿体呈似层状,受断裂构造及层间破碎带控制。
- The rock types include rhyolite, dacite and sedimentary volcaniclastic rocks, among which the lava tuff breccia was newly discovered in the 1:50000 region. 岩石类型为流纹岩、英安岩和沉火山碎屑岩,其中的熔结角砾凝灰岩是本次1:5万区调中的新发现。
- Dolomite and volcaniclastic rocks of Fengcheng formation are also good reservoirs. 风城组的白云岩及火山碎屑岩的分布部位也为良好的储层。
- The Nibao gold deposit in Guizhou consists of multistory gold ore bodies,each of which is closely associated with the Permian volcaniclastic rocks. 泥堡金矿具多层含矿特征,各层金矿体均与二叠系火山碎屑岩密切相关。
- The Group of Devonian project has Obtained radiolaria from 20 horizons of Volcaniclastic rocks in the Junggar Basin, Xinjiang. 泥盆系课题组;在准噶尔地区发现20余层含放射虫的火山碎屑岩;放射虫均产于被化石证明了的下、中、上泥盆统中.
- Lee, T. Q. (1983): Paleomagnetic study of volcanic and volcaniclastic rocks from the southeastern Absaroka, northwest Wyoming; M.S. Thesis, University of Wyoming, U.S.A., 142pp. 李德贵(1974):运输工具所引起人工震波之研究;硕士论文;国立中央大学;中坜;台湾;中华民国;54页.
- The reseach shows that the major diagenesises of volcaniclastic rocks include mechanical compaction, cementation and dissolution, authigenesis, replacement and erosion-dissolution. 研究表明火山碎屑岩成岩作用方式包括:机械压实作用、胶结作用与自生作用、交代作用和溶蚀溶解作用。
- Using polarization microscope, scanning electron microscope, staining method and X-ray diffraction, the authors studied diagenetic pattern of volcaniclastic rocks of Nantun Formation. 摘要利用偏光显微镜、扫描电镜、染色法以及X-衍射分析等方法,查明南屯组火山碎屑岩成岩作用模式。
- Keywords Nibao;gold deposit;volcaniclastic rock;Guizhou; 泥堡;金矿;火山碎屑岩;贵州;
- Keywords volcaniclastic rock;lithologic identification;Bayesian discrimination; 火山碎屑岩;岩性;贝叶斯判别分析;
- The rock was honeycombed with passages. 岩石上有许多蜂窝状的小孔。
- Many young rock hounds grow up to be geologists. 许许多多爱好收集岩石的少年,长大后成了地质学家。