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Within the belt ,the mid-late Proterozoic green-schists were ovethrust from south to north onto the late Paleozoic granitic batholith at a low angle.

中晚元古代浅变质的绿片岩系自南向北以低角度辗掩于晚古生代花岗岩基之上。

In east adjacent regions Toudaogou of Hami, Zhou Ji yuan found brachiopoda fossil of Early Ordovician in the same stratum of pyroclastic rock with intemediate-basic volcanics: Orthambonites sp., O.

东邻区哈密头道沟,周济元等在相当于火山岩建造的上部层位的火山碎屑岩夹中基性火山岩中发现早奥陶世腕足化石:Orthambonites sp。, O。

Hypogene high thermal or deep source epi-mesothermal condition and it is not only stressed the mantle source simply but also the crust-mantle;②in order to guid ore exploration better the artificial classification of uranium deposits should be broken and uranium ore-forming system strengthened;③much attention should be paid to searching the diabase-hosted rich uranium ore in strongly argillized cataclastic zone;④attention should be paid to the influence of basement of volcanic basin on the uranium ore formation that should be undstood both in feeling and theoretically through the ore propect process;⑤relation of red basin with uranium ore formation can be made clear from analyzing tectonics, paleo-climate and time and it is not only theoretically important but also helpful to uranium ore prediction;⑥crypto explosive pipe is an uranium ore, rich uranium ore host structure and it is the next goal for uranium ore exploration in east China.

摘要文章论述了华东火山岩型铀矿找矿值得重视的地质问题:①铀成矿既可形成于浅源浅成低温条件,也可形成于深源深成高温或深源浅成中低温条件,在强调深源时,不是简单地认为是幔源就可以了,还必须强调壳幔作用的地质过程;②打破人为的&类型&划分,加强&铀成矿系统&的研究,更好地指导找矿;③研究基性脉体与铀成矿问题应注意构造、岩石矿物成分、成因、蚀变与成矿3大问题,注意寻找泥岩化作用强烈的破碎辉绿岩脉中的富铀矿;④火山盆地基底对铀成矿的作用主要是提供铀源,将基底对铀成矿的影响从感性认识推向理性认识,有效地指导找矿;⑤红盆与铀成矿关系可以从构造、古气候及时间分析研究中得出结论,它不仅仅是一个理论问题,而且有助于铀成矿预测;⑥隐爆角砾岩筒是铀成矿、成富矿的重要储矿构造,是华东火山岩型铀矿找矿的新领域。

The age of 1125±38 Ma corresponds with the Grenvillian collisional event.

这些特征证实了上述岩石为基性麻粒岩。

In a climatically controlled chamber (28±1℃, L16:D8), E. splendens was planted in pots containing mixed vermiculite and perlite without Cu. At about 220 d after seeding, plants (around 65 cm in height) were used to collect their volatile using SPME. Eleven chemicals were identified using GC-MS, p-pinene, D-limonene, elsholtzia ketone, dehydro elsholtzia ketone,γ-elemene, humulene, caryophyllene, a-caryophyllene, and three sesquiterpenes. The most abundant volatiles were caryophyllene and y-elemene, followed by humulene and a-caryophyllene.

室内在不含Cu的蛭石和珍珠岩混合基质中种植海州香薷,用固相微萃取法收集健康植株(株龄220余天,株高65cm左右)的挥发物,采用GC-MS法识别出11种主要组分,从中鉴定出β-蒎烯,D-柠檬烯,香薷酮,脱氢香薷酮,γ-榄香烯,蛇麻烯,石竹烯,α-石竹烯(α-caryophyllene),以及三种倍半萜类化合物,其中石竹烯和γ-榄香烯含量高,其次为蛇麻烯和α-石竹烯。

The trial studied the effect of growing and bearing in Toyonoka (Fragaria×Ananassa Duch)by different treatment with 11 combinations of sand, perlite, coal dreg and peat.

用河沙、珍珠岩、煤渣和草炭不同比例的11种组合为处理,试种品种为丰香,进行单因素随机区组试验,研究不同基质配方对盆栽草莓的生长结果影响。

Gravitative differentiation occurred to the magma in the magma chamber, resulting in the increasing of basicity in the upper intrusive lithofacies and the better ore potential, and subsequently copper and nickel sulphides were formed by the ore magma injection.

熔浆在岩浆房发生了重力分异作用,致使其上侵岩相基性程度逐渐增高,含矿性也越来越好,最后由矿浆贯入形成了铜镍硫化物矿体。

The following conclusions have been drawn:(1) According their field and petrologic characteristics and building upon previous works, Late Mesozoic and Cenozoic mafic dikes form Jiangxi province are complex in rock associations which are compose of lamprophyre and gabbro-diabase and diabase and diabase-porphyrite, are mainly distributed into three north-north-eastern strike belt including Xingzi-Shanggao-Pingxiang and Dexing-Yujiang-Xiangshan-Jian-Shangyou and Caotaobei-Dajishan.

本论文选择了江西省晚中生代以来的基性岩脉为研究对象,运用矿物学、元素和同位素地球化学及K-Ar测年等研究方法,首次较为系统地研究了江西省晚中生代以来的基性岩脉、与地壳拉张有关的基性侵入岩体的地质地球化学特征,并利用对其形成时代、源区性质的研究来探讨中国东南部地壳拉张期次、地幔性质等地球动力学背景中的关键性问题。

L. Volcanic rocks in the Ashele mine are characterized by interbedded basic and acidic pyroclastic rocks, and made up typical bimodat pattern according to 〓 features and Lithochemistry

从地质特征和岩石化学两方面论证了矿区火山岩以基、酸性碎屑岩互层为主要特点,并构成典型的双峰式火山岩组合

Content variety of clast is big, quartz is 20-75%, feldspar is 0-38%, lithoclast is 1-50%, and matrix is 22%.

碎屑含量变化大,石英为20-75%、长石0-38%、岩屑1-50%、杂基22%。

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