Abstract

The palaeomagnetic properties of oriented samples from Jordan have been studied. The samples represent five Pleistocene and one Neogene basalt lava flows from the central and western provinces, 20 rhyolite, diabase and diorite dykes (infra-Cambrian) from the Wadi Al-Yutum region, and a gabbro intrusion (age 611 Ma) from the Wadi Araba region. A palaeomagnetic pole position at 73.8°N, 241.3°E comprising both normal and reverse magnetization and high values of the intensity of magnetization has been derived from four of the Pleistocene basalts. Intensities of magnetization for the dykes are variable. The direction of the total magnetic moment of these dykes (with few exceptions) is close to the present theoretical magnetic dipole field. Only two dykes have stable magnetic properties. Their virtual geomagnetic poles lie at 15.1°S, 338.5°E and 39.4°S, 344.9°E.

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