USCoal
USCoal.xlsx
(3.29 MB)
Detailed Description
USCOAL - historical coal resource estimates compiled from publications prior to 1978.
Sources/Usage
Public Domain.
Related
National Coal Resources Data System (NCRDS)
The National Coal Resources Data System (NCRDS) began as a cooperative venture between the USGS and State geological agencies in 1975 and focused on the stratigraphy and chemistry of coal.
Related
National Coal Resources Data System (NCRDS)
The National Coal Resources Data System (NCRDS) began as a cooperative venture between the USGS and State geological agencies in 1975 and focused on the stratigraphy and chemistry of coal.