{"thcode":2,"term":{"code":745,"name":"mineral resources","parent":777,"scope":"Natural occurrences of useful inorganic elements or compounds."},"uf":[],"bt":[{"code":777,"name":"natural resources","parent":1174,"scope":"Stocks of anything naturally occurring that have a beneficial use for man including economic, nutritional, recreational, aesthetic, and other benefits."},{"code":1174,"name":"topics","parent":1,"scope":"Themes, subjects, and concerns for which USGS information resources are relevant."},{"code":1,"name":"Categories","parent":null,"scope":"Thematic terms for categorizing information resources.  This thesaurus is intended to support finding and understanding scientific information."}],"nt":[{"code":2094,"name":"critical minerals","parent":745,"scope":"A non-fuel mineral or mineral material essential to the economic and national security of the US, the supply chain of which is vulnerable to disruption, and that serves an essential function in the manufacturing of a product, the absence of which would have significant consequences for our economy or our national security."},{"code":724,"name":"metallic mineral resources","parent":745,"scope":"Resources from which ductile, malleable, opaque,and reflective metals that are also good heat and electricity conductors can be extracted."},{"code":798,"name":"nonmetallic mineral resources","parent":745,"scope":"Useful mineral deposits that are not metals.  Includes materials used for construction, decoration, fuel, and industrial purposes."}],"rt":[{"code":2297,"name":"assessment units","parent":2093,"scope":"Geographic areas for which a valuable resource is estimated.  Frequently defined in two or more dimensions, for example specifying underground formations in a given geographic area.  Functions or services may be estimated in addition to material resources."},{"code":312,"name":"economic geology","parent":464,"scope":"Scientific study of the formation, location, and use of marketable geologic materials including fuels, metals, minerals, and water."},{"code":2043,"name":"mineral deposits","parent":1005,"scope":"Deposits in which particular minerals are concentrated, typically noticed and studied if the minerals have economic value."},{"code":747,"name":"mineralogy","parent":464,"scope":"Branch of earth sciences concerned with the study of naturally occurring inorganic elements or compounds."},{"code":1703,"name":"ore formation","parent":435,"scope":"Geochemical processes resulting in concentration of useful chemical elements and compounds, in earth materials.  Typically refers to metal ores."}]}