Isopachs of total net coal in A-D coal zones, Yampa Coal Field (yam*thkg)
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 ARC/INFO polygon coverages showing the isopachs of total net coal in beds greater than or equal to 1.2' thick for the A, B, C, and D coal zones in the Williams Fork Formation, Yampa coal field, northwestern Colorado. YAMATHKG is for the A coal zone, YAMBTHKG is for the B coal zone, etc.
提供机构：
United States Geological Survey
创建时间：
2000-01-01
