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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 through G coal zones, Danforth Hills coal field. The coverage danathkg is the isopach coverage for the A coal zone; danbthkg is for the B coal zone, and so on.
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These are shapefiles and ARC/INFO coverages that outline the areas within which coal resources are calculated and reported for the A/B through G coal zones, Danforth Hills coal field. The shapefile DANABBNDG is the defining resource polygon for the A and B coal zones; DANCbndg is the defining resource polygon for the C coal zone, and so on.
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Land status and Federal mineral ownership in the Danforth Hills coal field, northwestern Colorado. Polygons that make up the ownership coverage include counties, 7.5' quadrangles, townships, surface and coal ownership. The ownership coverage was clipped to the base of the A and B coal zones or top of the Trout Creek Sandstone Mbr.
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Final unioned polygon coverages and shapefiles used to calculate coal resources of the A through G coal zones, Danforth Hills coal field, northwestern Colorado. Danafing was used for the A coal zone; Danbfing was used for the B coal zone; etc. Polygons that make up the final unioned polygons include counties, 7.5' quadrangles, townships, surface and coal ownership, lease boundaries, overburden, and coal thickness categories. The final coverages were clipped to the resource areas for each coal zone, which are described in the metadata files for the *_bnd coverages.
    map background search result map search result map Anticlines and synclines of Danforth Hills Coal Field (danclineg) Geologic faults in Danforth Hills study area (danfltg) Geology of the Danforth Hills study area, Colorado Plateau (dangeolg) Danforth Hills coal lease areas, Colorado Plateau (danleasg.shp) Active & inactive mines in the Danforth Hills study area (danmng) Danforth Hills land and mineral ownership, Colorado Plateau (danowng) Public data points (wells) in Danforth Hills coal field, Colorado Plateau (danptg) Structure contours on top of the Trout Creek Sandstone, Danforth Hills, Colorado (danstrcg) Danforth Hills coal resources calculation area, Northwest Colorado (dan*bndg) Unioned layer of coal resource calculation in the Danforth Hills coal field, Colorado (dan*fing) Isopachs of total net coal in beds >1.2' thick, A - G coal zones, Danforth Hills coal field (dan*thkg) Geologic faults in Danforth Hills study area (danfltg) Danforth Hills coal lease areas, Colorado Plateau (danleasg.shp) Public data points (wells) in Danforth Hills coal field, Colorado Plateau (danptg) Danforth Hills land and mineral ownership, Colorado Plateau (danowng) Danforth Hills coal resources calculation area, Northwest Colorado (dan*bndg) Unioned layer of coal resource calculation in the Danforth Hills coal field, Colorado (dan*fing) Isopachs of total net coal in beds >1.2' thick, A - G coal zones, Danforth Hills coal field (dan*thkg) Anticlines and synclines of Danforth Hills Coal Field (danclineg) Active & inactive mines in the Danforth Hills study area (danmng) Geology of the Danforth Hills study area, Colorado Plateau (dangeolg) Structure contours on top of the Trout Creek Sandstone, Danforth Hills, Colorado (danstrcg)