全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

新疆塔克札勒蛇绿混杂岩中安山岩的地球化学特征及其构造环境

, PP. 242-251

Keywords: 蛇绿混杂岩,安山岩类,岛弧,新疆塔克札勒

Full-Text   Cite this paper   Add to My Lib

Abstract:

塔克札勒的中性熔岩有两种:一为玄武安山岩;二为安山岩。主元素判别安山岩类属于亚碱性玄武岩类。两者具有完全一致的LREE相对于HREE富集的分配型式,亦具有同样明显的Eu负异常。微量元素蛛网图显示其均具Nb-Ti负异常,与Grenada和LAntilles那种碱性玄武岩类相当,且与塔克札勒蛇绿岩带中的玄武岩有成因联系。据构造环境判别图判别,安山岩类又具洋岛碱性玄武岩的特征。据此推测该安山岩类属蛇绿岩成员,其可能产于俯冲带之上(SSZ)的岛弧环境。而该蛇绿岩则属于某种弧间构造背景的蛇绿岩。

References

[1]  卜国民,李华启,李文铅,俞亨祥. 2005.新疆塔克札勒蛇绿岩混杂岩中玄武质熔岩地球化学特征及其成因讨论.大地构造与成矿学,29(2):252-261.
[2]  崔日武.1988.新疆克拉麦里蛇绿岩的岩石化学特征及其生成环境探讨.新疆地质, 6(3):70-82.
[3]  肖序常,汤耀庆,李锦轶,赵民,冯益民,朱宝清. 1990.试论新疆北部大地构造演化.新疆地质科学,第1集, 47-67.
[4]  Bailey J C. 1981. Geochemical criteria for a refined tectonic discrimination of orogenic andesites. Chem Geol,32:139-154.
[5]  Bu Guomin, Li Huaqi, Li Wenqian, Yu Hengxiang and Jin Hui. 2005. Geochemical characteristics and tectonic settings for basalts in Takezhale ophiolite in East Junggar, Xinjiang. Geotectonica et Metallogenia, 29(2): 252-261.
[6]  Miyashiro A. 1974. Volcanic rock series in island arcs and active continental margins. Am J Sci, 274:321-355.
[7]  Mohamad A and Ghazi. 2000. Petrology and geochemistry of the Shahr-Babaki ophiolite in central Iran. Geological Society of America, 349: 485-497.
[8]  Mullen D W. 1983. MnO/TiO2/P2O5: a minor element discriminant for basaltic rocks of oceanic environments and its implications. Earth Planet Sci Lett, 62:53-63.
[9]  Pearce J A and Gale G H. 1977. Identification of ore-deposition environment from trace element geo-chemistry of associated igneous host rocks. Geol Soc Spec Publ, 7:14-24.
[10]  Pearce J A. 1982. Trace element characteristics of lavas from destructive plate boundaries. In: Thrope R S (ed), Andesites, 525-548.
[11]  Pearce J A. 1983. Role of the sub-continental lithosphere in magma genesis at active continental margin. In: Hawkesworth C J and Norry M J (eds), Continental basalts and mantle xenoliths, 230-272.
[12]  Pearce J A. 1996. A User''s Guide to Basalt Discrimination Diagrams. In Wyman D A (ed), Trace element geochemistry of volcanic rocks: Applications for massive sulphide exploration. Geological of Canada, Short Course Notes, 12:79-113.
[13]  Rollison H R. 1993. Using geological data: Evaluation, presentation, interpretation. Longman Group UK Ltd, 147-148.
[14]  Romick J D, Perfit M R, Swanson S E and Shuster R D. 1990. Magmatism in the eastern Aleutian arc: temporal characteristic of igneous activity on Akutan island. Contributions to Mineralogy and Petrology, 104:700-721.
[15]  Saunders A D, Tarney J and Weaver S D. 1980. Transverse geochemical variations across the Antarctic Peninsula: implications for the genesis of calc-alkaline magmas. Earth and Planetary Science Letters, 46(3): 344-360.
[16]  Simmons E C and Hanson G N. 1978. Geochemistry and origin of massif type anorthosites. Contrib Mineral Petrol, 66:119-35.
[17]  Winchester J A and Floyd P A. 1977. Geochemical discrimination of different magma series and their differentiation products using immobile elements. Chem Geol, 20:325-343.
[18]  Wood D A. 1980. The application of a Th-Hf-Ta diagram to problems of tectonomagmatic classification and to establishing the nature of crustal contamination of basaltic lavas of the British Tertiary volcanic province. Earth Planet Sci Lett, 50:11-30.
[19]  Xiao Xuchang, Tang Yaoqing, Li Jinyi, Zhao Min, Feng Yimin and Zhu Baoqing. 1990. On the tectonic evolution of the Northern Xinjiang, Northwest China. Geoscience of Xinjiang, (1):47-67.
[20]  郭召杰,马瑞士,郭令智,施央申.1993.新疆东部三条蛇绿混杂岩带的比较研究.地质评论,39(3):236-247.
[21]  李春昱,王荃,刘雪亚,汤耀庆.1982.亚洲大地构造图说明书.北京:地质出版社.
[22]  李锦轶,肖序常,汤耀庆,赵民,朱宝清,冯益民.1990.新疆东准格尔卡拉麦里地区晚古生代板块构造的基本特征.地质论评, 36(4):305-315.
[23]  李嵩龄,冯新昌,董富荣,李文铅.1999.克拉麦里-塔克札勒-大黑山蛇绿岩建造稀土元素特征.新疆地质, 17(4):356-364.
[24]  李嵩龄,董富荣,冯新昌,李文铅. 2001.克拉麦里-塔克札勒-大黑山超镁铁岩岩石化学特征及其形成环境.新疆地质,19(2):155-156.
[25]  Coleman R G. 1977. Ophiolites: Ancient Oceanic Lithosphere. Berlin: Springer-Verlag.
[26]  Cui Yuewu. 1988. Petrochemical characteristics of the ophiolite of Kalameli, Xinjiang and its genetic environment. Xinjiang Geology, 6(3): 70-82 (in Chinese with English abstract).
[27]  Gill J B. 1981. Orogenic andesites and plate Tectonics. Berlin: Springer-Verlag, 358.
[28]  Green T H and Ringwood A E. 1968. Genesis of the calc-alkaline igneous rock suite. Contrib Mineral Petrol, 18:163-74.
[29]  Guo Zhaojie, Ma Ruishi, Guo Lingzhi and Shi Yangshen. 1993. A comparative study on three ophiolitic mélange belts in east Xinjiang. Geological Review, 39(3): 236-247 (in Chinese with English abstract).
[30]  Hanson. 1980. Rare earth elements in petrogenetic studies of igneous systems. Ann Earth Planent Sci, 8: 371-406.
[31]  Helz R T. 1976. Phase relations of basalts in their melting ranges at PH2O=5Kb Part ⅡMelt compositions. J Petrol, 17:139-93.
[32]  Irvine T N and Baragar W R A. 1971. A guide to the cheoical classification of the common volcanic rocks. Canad J Earth Sci, 8:523-548.
[33]  Li Chunyu, Wang Quan, Liu Xueya and Tang Yaoqing. 1982. Explanatory notes to the tectonic map of Asia. Beijing: Geological Publishing House.
[34]  Li Jinyi, Xiao Xuchang, Tang Yaoqing, Zhao Min, Zhu Baoqing and Feng Yimin. 1990. Main characteristics of late Paleozoic plate tectonics in the southern part of east Junggar, Xinjiang. Geological Review, 36(4): 305-315 (in Chinese with English abstract).
[35]  Li Songling, Feng Xinchang, Dong Furong and Li Wenqian. 1999. REE features of ophiolitic suite of Kelameili-Takezhale-Daheishan. Xinjiang Geology, 17(4): 356-364 (in Chinese with English abstract).
[36]  Li Songling, Dong Furong, Feng Xinchang and Li Wenqian. 2001. The petrochemistry and the formation environment of Ultramafic rocks of Kelameili-Takezhale-Daheishan. Xinjiang Geology, 19(2): 155-156 (in Chinese).

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133