河北迁安等地鞍山式铁矿分布较广,据目前所知,除少数矿床规模较大外,一般多属中小型规模。它具有下述主要特点:1.矿床分布较广,矿区规模往往很大,但矿体不集中,多呈分散的狭长带出现;2.矿床的水平延长规模大,延深度亦较大,但矿体厚度一般多在30米以下; Anshan-type iron ore in Qian’an, Hebei and other places are widely distributed. As far as is known to all, except for a few large-scale deposits, they are mostly small and medium-sized ones. It has the following main features: 1. Deposits are widely distributed, the size of the mining area is often large, but the ore body is not concentrated, mostly scattered ribbons appeared; 2. Deposits extend the scale of a large scale, the depth of delay is also larger, Generally more than the thickness of the ore body 30 meters below;