陕西鑫志安煤业有限公司属生产矿井,位于子长市城区南约6km，行政区划隶属于子长市余家坪镇管辖，经济类型为有限责任公司（自然人投资或控股），矿区面积11.9279km，矿区范围由6个拐点坐标圈定，开采标高+1105m至+1040m，批准开采3#、5#煤层。煤层厚度为0.60～0.75m，截至目前矿井保有资源储量418.9万吨，可采储量322.5万吨，设计生产能力30万吨/年,服务年限8.3年。矿井瓦斯鉴定为低瓦斯矿井，煤层自燃鉴定为Ⅱ类自燃煤层，煤尘具有爆炸性。水文地质类型划分为中等。
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