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岩浆岩的模拟实验,由于其实验条件的可控性,能够较好地研究岩浆岩的影响因素及其机理.本文实验表明,岩浆岩的磁组构除与成岩时的流动有关外,还受地磁场及重力场的影响,当流动较强时,岩浆岩的磁线理与流动方向有很好的一致性;当流动较弱时,地磁场方向的影响更大.另外,由于岩浆岩较弱的磁各向异性,以及成岩后期各种因素的影响,使其机理呈现复杂性,主轴方位具有分散性.
Due to the controllability of experimental conditions, the influence factors and mechanism of magmatic rocks can be well studied. The experiment shows that the magnetic fabric of magmatic rocks is affected by the geomagnetic field and the gravitational field in addition to the flow at the time of diagenesis. When the flow is strong, the magnetism of the magmatic rocks has a good consistency with the flow direction When the flow is weak, the influence of the geomagnetic field direction is greater. In addition, due to the weak magnetic anisotropy of magmatic rocks and the influence of various factors during late diagenesis, the mechanism is complicated and the azimuth of the main axis is dispersive.