{"thcode":2,"term":{"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."},"uf":[{"name":"ore deposits","usewith":false}],"bt":[{"code":1005,"name":"rocks and deposits","parent":287,"scope":"Solid masses that make up the earth's crust as well as accumulations of materials. Use for major rock types and unconsolidated deposits. For deposits of economic value, see related terms."},{"code":287,"name":"earth characteristics","parent":1174,"scope":"The measurable, definable properties and features of the earth."},{"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":[],"rt":[{"code":172,"name":"coal resources","parent":799,"scope":"Fuel resources such as anthracite, lignite, bituminous coal, or coke, consisting largely of carbonaceous material and formed from fossilized plants."},{"code":745,"name":"mineral resources","parent":777,"scope":"Natural occurrences of useful 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."}]}