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老王沟矿区位于河北省赤城县镇宁堡乡北北东5°、直距约5 km的老王沟村一带,2011.3—2012.12山西省地质勘查局二一七地质队在本区开展地质勘查工作,并提交了详查地质报告。本区圈定了Ⅰ、Ⅱ两个矿带,共计81个矿体,矿体产出部位主要为石英正长斑岩中上部角砾状石英正长斑岩中,规模较大,一般为透镜体、囊状、脉状及不规则状展布,该区主要矿体成因为次火山斑岩型。
Laowanggou Mining Area is located in the vicinity of Laowanggou Village, 5 miles north-east of Zhenning Fort Township, Akagi County, Hebei Province, with a straight-line distance of about 5 km. 2011-3-2012.12 Geological Prospecting Bureau of Shanxi Province No. 217 geological prospecting work , And submitted a detailed geological report. In this area, there are two ore belts, Ⅰ and Ⅱ, with a total of 81 ore bodies. The ore body is mainly produced in the upper part of brecciated quartz quartz porphyry in the middle quartzite porphyry, , Cystic, veins and irregular distribution, the main orebody in this area is due to subvolcanic porphyry type.