Coal-mine production history from 1984 through 1995 in the Colorado Plateau coal assessment study area (cpmphg)
收藏U.S. Geological Survey2000-01-01 更新2026-04-23 收录
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https://www.sciencebase.gov/catalog/item/60a6bc35d34ea221ce4ba975
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资源简介：
This is a point coverage containing 12 years (1984 through 1995) of coal mining history in the Colorado Plateau coal assessment study area. This layer was derived from the Mine Safety and Health Administration's (MSHA) Information Resource Center data for the years 1984 through 1995.
创建时间：
2000-01-01
