Data point (drill locations) locations used in assessing coals in the Yampa coal field (yam*ptg)
收藏U.S. Geological Survey2000-01-01 更新2026-04-23 收录
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资源简介：
These are shapefiles and coverages of data points used in the assessment of coal zones A, B, C, and D in the Yampa coal field, northwestern Colorado. There are four separate shapefiles, one for coal zone. Yama_pts is for the A coal zone, yamb_pts is for the B coal zone, etc.
提供机构：
United States Geological Survey
创建时间：
2000-01-01
