【摘要】 汶川地震后,一块名为地震石的巨石伫立在青川东河口地震遗迹地质公园里。对其来由,大家众说纷纭。通过实地调研,对其进行了显微鉴定,认为该石(蚀变辉绿玢岩)形成于海西—印支构造运动时期,并经后期的蚀变作用。在此次地震中,该石借王家山高速远程滑坡—碎屑流之力,最终抵达现在所处的位置。更多还原

【Abstract】 There is an earthquake stone in the earthquake vestige park in Donghekou,Qingchuan.The study indicates that the so-called earthquake stone is an altered diabase-porphyrite which was formed in Hercynian-Indochinese epoch and subjected late alteration.It was transported to present location by the Wangjiashan Landslide during the Wenchuan Earthquake.更多还原