This updated global inventory reports on natural gas hydrate recovered or inferred from geophysical, geochemical, or geological evidence. Includes links to world location maps, inventories, references and posters. Also in PDF format files.
We estimated an in-place oil shale resource of 1.07 trillion barrels under Federal mineral rights, or 70 percent of the total oil shale in place, in this area.
Uses and availability of limestone and related commodities such as lime and portland cement. Hazards of limestone terranes due to erosion and sinkhole formation.
Database of mineral and material commodities with descriptions, contacts, and historical and current statistics of worldwide supply, demand, production and trade in Mineral Commodity Studies, Minerals Yearbooks, and special publications.
Publications by the USGS on mineral deposit models converted to digital files that can be downloaded. Some are *.pdf files requiring Adobe Acrobat Reader to view and download text
Homepage of the Mineral Resources Program that provides current, impartial information on the occurrence, quality, quantity, and availability of mineral resources with links to projects, publications, spatial data, teams, issues, and news.