Paleomagnetism of Some Basalts Samples from the Red Sea Rift Zone

被引:0
作者
Maksimochkin, V. I. [1 ]
Preobrazhenskii, L. R. [1 ]
机构
[1] Lomonosov Moscow State Univ, Moscow, Russia
来源
PHYSICAL AND MATHEMATICAL MODELING OF EARTH AND ENVIRONMENT PROCESSES | 2018年
基金
俄罗斯基础研究基金会;
关键词
Paleomagnetism; Red Sea; Rift zone; Basalts;
D O I
10.1007/978-3-319-77788-7_28
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
Based on the results of a study of the magnetic properties of basalt samples dredged from the Red Sea rift zone at a latitude of 18 degrees N, and of geomagnetic field paleointensity determination by Thellier-Coe method, it was concluded that the studied basalts are related to three different stages of crust formation in this region. It is determined that the geomagnetic field paleointensity at the time of formation of the studied basalts samples was 1.1-1.9 times higher than current geomagnetic field intensity in this region. Obtained results indicate that the geomagnetic field intensity in this region have been decreasing in the last 100 thousand years.
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页码:269 / 281
页数:13
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