近几年来,随着大找磷矿,大开小磷矿,利用好低品位磷矿的群众运动的开展,小磷矿发展迅速。它作为地方“五小企业”的一个重要组成部分,对实现农业现代化具有重大的现实意义。 目前开采的小磷矿,矿体埋藏较浅,复盖土岩很薄或直接出露于地表,适于露天开采。小磷矿具有便于就地采选、就地 In recent years, with the large find phosphate rock, open small phosphate rock, make good use of low-grade phosphate rock mass movement carried out, the rapid development of small phosphate rock. As an important part of “Five Small Enterprises” in the local area, it has great practical significance for the modernization of agriculture. The current mining of small phosphate rock, ore body burial shallow, cover the soil rock thin or exposed directly on the surface, suitable for open-pit mining. Small phosphate rock is easy to pick and place on the spot