Arid
DOI10.1016/j.quaint.2017.02.018
Lateral slip rate of Alhama de Murcia fault (SE Iberian Peninsula) based on a morphotectonic analysis: Comparison with paleoseismological data
Ferrater, Marta1; Ortuno, Maria1; Masana, Eulalia1; Martinez-Diaz, Jose J.2; Pallas, Raimon1; Perea, Hector3; Baize, Stephane4; Garcia-Melendez, Eduardo5; Echeverria, Anna1; Rockwell, Thomas6; Sharp, Warren D.7; Arrowsmith, Ramon8
通讯作者Ferrater, Marta
来源期刊QUATERNARY INTERNATIONAL
ISSN1040-6182
EISSN1873-4553
出版年2017
卷号451页码:87-100
英文摘要

To define the seismic potential of the left-lateral strike-slip Alhama de Murcia fault (SE Iberian Peninsula), we calculated its slip rate by measuring offset linear features of known age using a morphotectonic analysis. The Lorca-Totana section of the fault yielded a minimum slip rate of 1.0 +/- 0.2 mm/a for the past 30 ka, based on a channel whose age is estimated by OSL technique. The minimum left-lateral slip rate of the Gonar-Lorca section is 1.6-1.7 mm/a for the past 200 ka, based on eight offset surface channels, previously mapped alluvial fans dated by TL, and by new U-series dating of pedogenic carbonate. The Useries technique was used here for first time in the Iberian Peninsula to date small amounts (mg) of pedogenic carbonate. According to the newly estimated slip rate values, the Alhama de Murcia fault is one of the most active faults in the Eastern Betics Shear Zone. These values are larger and have fewer uncertainties in comparison with previous slip rates estimations. In the Lorca-Totana section, the new lateral slip rate is compared with a slip rate calculated by means of a paleoseismic study showing good agreement between the values obtained with the two approaches. We encourage the combination of paleoseismology and morphotectonic analysis to obtain reliable slip rates for faults with scarce evidence of late Holocene slip. (C) 2017 Elsevier Ltd and INQUA. All rights reserved.


英文关键词Tectonic geomorphology Strike-slip fault Eastern Betics Shear Zone Offset channels
类型Article
语种英语
国家Spain ; France ; USA
收录类别SCI-E
WOS记录号WOS:000409352500006
WOS关键词SAN-JACINTO FAULT ; BETIC SHEAR ZONE ; HOLOCENE ACTIVITY ; PLATE BOUNDARY ; DESERT SOILS ; TECTONIC ACTIVITY ; CARBONERAS FAULT ; ANDREAS FAULT ; KUNLUN FAULT ; SPAIN
WOS类目Geography, Physical ; Geosciences, Multidisciplinary
WOS研究方向Physical Geography ; Geology
来源机构Arizona State University
资源类型期刊论文
条目标识符http://119.78.100.177/qdio/handle/2XILL650/201824
作者单位1.Univ Barcelona, Fac Geol, Dept Geodinam & Geofis, RISKNAT Grp,GEOMODELS, C Marti & Franques,S-N, E-08028 Barcelona, Spain;
2.Univ Complutense, Dept Geodinam, Inst Geociencias IGEO, UCM,CSIC, E-28040 Madrid, Spain;
3.CSIC, Inst Ciencies Mar, Dept Geociencies Marines, B CSI, E-08003 Barcelona, Spain;
4.Inst Radioprotect & Surete Nucl, Seism Hazard Div BERSSIN, BP 17, F-92262 Fontenay Aux Roses, France;
5.Univ Leon, Area Geodinam Externa, Fac CC Ambientales, Campus Vegazana S-N, E-24071 Leon, Spain;
6.San Diego State Univ, Dept Geol Sci, San Diego, CA 92182 USA;
7.Berkeley Geochronol Ctr, Berkeley, CA 94709 USA;
8.Arizona State Univ, Sch Earth & Space Explorat, Tempe, AZ 85287 USA
推荐引用方式
GB/T 7714
Ferrater, Marta,Ortuno, Maria,Masana, Eulalia,et al. Lateral slip rate of Alhama de Murcia fault (SE Iberian Peninsula) based on a morphotectonic analysis: Comparison with paleoseismological data[J]. Arizona State University,2017,451:87-100.
APA Ferrater, Marta.,Ortuno, Maria.,Masana, Eulalia.,Martinez-Diaz, Jose J..,Pallas, Raimon.,...&Arrowsmith, Ramon.(2017).Lateral slip rate of Alhama de Murcia fault (SE Iberian Peninsula) based on a morphotectonic analysis: Comparison with paleoseismological data.QUATERNARY INTERNATIONAL,451,87-100.
MLA Ferrater, Marta,et al."Lateral slip rate of Alhama de Murcia fault (SE Iberian Peninsula) based on a morphotectonic analysis: Comparison with paleoseismological data".QUATERNARY INTERNATIONAL 451(2017):87-100.
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