地处闽西南—粤东地区,以加里东褶皱带为基底的永(安)—梅(县)上古生代拗陷,又分为中间基底隆起带和两翼基底凹陷带。南东翼阳山—龙岩—梅县基底凹陷带是一个重要的铁成矿带,在福建有阳山、潘田、洛阳、中甲、马坑等,粤东有铁坑拗、铁山峰、尖山等铁矿,其中大中型矿床沿北东向略呈等间距分布,主要基底构造线方向为北东向和东西向。 It is located in the Upper Paleozoic depression of Yong (Ann) -Mei (county) in the southwestern-eastern Fujian-Guangdong region, with the Caledonian fold belt as its base, and is divided into intermediate basement uplift and two-wing basement depression. South Wing Yangshan - Longyan - Meixian basement depression zone is an important iron mineralization belt in Fujian have Yangshan, Pan Tian, ​​Luoyang, in a, Ma Hang and so on, eastern Guangdong has iron pit bend, Tieshan peak, Jianshan And other iron mines, in which large and medium deposits along the northeast slightly equidistant distribution, the main direction of the basement structure line for the NE and east-west.