They were continental rift and passive continental margin basins formed as a result of the break-up of Gondwana and the spreading of Atlantic Ocean.
西非海岸盆地群的形成和发育,与中生代以来大西洋裂开和后期的持续扩张作用有关,是冈瓦纳大陆解体和大西洋扩张形成的大陆裂谷和被动陆缘盆地。
This paper deals with examples of subaerial volcanic rock-hosted copper deposits,minerogenetic series of subaerial basalt-hosted copper deposits and metallogenetie setting and hydrothermal ore-formafion in a continental rift,etc.
本文就陆相火山岩型铜矿床的实际存在，大陆玄武岩型铜矿的成矿系列，大陆裂谷的成矿环境和热液成矿作用等方面进行讨论。
The basic volcanic rocks belong to continental rift tholeiite and limestone overlaid with volcanic rock and (volcani.
阿中地块南缘晚元古代索尔库里群基性火山岩与滨浅海相细粒陆源碎屑岩、成熟度较高的石英砾岩和碳酸盐岩共生,这套火山-沉积岩发生浅变质强变形作用改造,其形成于大陆裂谷构造环境,基性火山岩为大陆裂谷拉斑玄武岩,火山岩-火山碎屑岩上覆岩系碳酸盐岩中含大量小型叠层石,通过区域对比证明该套地层时代为晚元古代青白口纪,其沉积建造、岩相古地理环境与塔里木北缘库鲁克塔格地区同时代地层特征相似,说明青白口纪时南、北塔里木就有了统一的盖层。
It is held that local gravity anomaly is superimposed upon the background of regional negative Bouguer gravity field in that area,which is consistent with the relative magnetic high of the deep-source magnetic field and similar to the gravity and magnetic characteristics of the continental type rift.
该区重力在区域负布格重力背景上叠加有局部重力高带,并与深源磁场相对磁力高带吻合,与大陆型裂谷的重、磁特征相似,论证了桂西裂谷存在的可能性。
The gold and copper mineralization was associated with evolution of the continental margin rift and tectonomagmatic reformation and superposition in this area,and the forming of gold and copper deposit is very close relation to sea-floor volcanic eruption and exhalation.
该区在大陆边缘裂谷的演化及构造-岩浆活动的改造叠加过程中,孕育着铜金矿产的成矿作用。
Mid-Neoproterozoic Rift-related Volcanic Rocks in South China:Geological Records of Rifting and Break-up of the Supercontinent Rodinia
华南新元古代中期裂谷火山岩系:Rodinia超大陆裂谷化-裂解的地质纪录
The information of the tectonic geochemistry displays that the Pingdao granite is a intraplate rift type.
构造地球化学信息显示岩体是大陆裂谷型花岗岩。
Canada move north, while the rest of the Americas cling to the Atlantic Rift while it separates.
在大西洋裂谷分离的时候，北美大陆与裂谷以西的部分带动加拿大一起向北移动。
Tectono- sedimentary evolution of the basin may be pided into three stages: continental margin rift, back-arc rift, and depression basin.
其沉积—构造演化可划分为三个阶段：大陆边缘裂谷、后裂谷和拗陷盆地。
Continent Grain Charter Party
大陆谷物运输租船合同
chasms wider than the Grand Canyon,
比大峡谷还宽的裂缝，
They indicate that the Archeozoic tectonic environment is continental nucleus development and crustal block formation, and the Early Proterozoic tectonic environment is represented as rift.
分别代表了太古宙的陆核发展及地块形成和早元古宙的裂谷构造等大地构造环境。
Rifted (extensional, passive) continental margins
断裂（拉张、被动）型大陆边
GENETIC ANALYSES OF EOGENE RIFT STRATA IN THE SHELF BASIN,EAST CHINA SEA
东海陆架早第三纪裂谷盆地地层成因浅析
A Brief Comment on English-Chinese Dictionary(2nd Edition)with Lu Gusun as Chief Editor;
陆谷孙主编《英汉大词典》(第二版)补正
Transporting condition of faults required in formation of large and medium gas fields with high efficiency in rift basin
裂谷盆地高效大中型气田形成的断裂输导条件
Paleocontinental margins and rifts within paleocontinents are very favorable places for the distribution of Precambrian mineral deposits in China.
而陆块边缘和陆块内部裂谷是前寒武纪矿床产出的十分有利的空间。
common Eurasian rail that frequents grain fields.
欧亚大陆普通的秧鸡蛋，经常在谷田活动。
a hypothetical continent that (according to plate tectonic theory) broke up later into North America and Europe and Asia.
板块构造学说中一个假想的大陆，后来分裂成亚、欧、北美的古大陆。
The idea that continents broke and drift apart is known as the hypothesis of continental drift.
认为大陆曾经分裂并漂离的想法叫大陆漂移假说。
It could fly freely as an eagle in the valley of virtual world and land on the top as well as ping down the abyss.
他可以在虚拟世界中如同一只雄鹰在大峡谷中自由飞翔，登陆峡谷顶峰，潜入峡谷深渊。
Venture into the Lake Mountain of the East African Rift Valley--Tour of Kenya Serial Two
东非大裂谷中段湖山探秘——肯尼亚纪行之二
Formation of Phosphorite Deposit, Breakup of Rodinia Supercontinent and Biology Explosion;
磷矿的形成与Rodinia超大陆裂解、生物爆发的关系