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河北石灰石矿是唐山碱厂的配套矿山，该矿为露天开采，目前生产能力为３００万ｔ／ａ，其中矿石１３０万ｔ／ａ。目前开采地段共有Ⅱ、Ⅲ、Ⅳ、Ⅴ四层矿，其中Ｖ号为豹皮状灰岩，其余为纯质灰岩，矿层倾向南东，倾角６５°～８４°，层位稳定。矿层与夹层的厚度以及质量情...
Hebei limestone mine is a supporting mine for Tangshan Soda Plant, which is open pit mining and currently has a production capacity of 3 million t / a, of which 1.3 million t / a of ore. At present, the mining area has a total of four layers of ores Ⅱ, Ⅲ, Ⅳ and Ⅴ. Among them, the No. V is a leopard-type limestone and the rest is a pure limestone with a dip of 65 ° to 84 ° and a stable layer. The thickness of mine and mezzanine and the quality of love ...