{"thcode":2,"term":{"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."},"uf":[{"name":"metallogenesis","usewith":false},{"name":"metallogeny","usewith":false},{"name":"mineralization","usewith":false}],"bt":[{"code":435,"name":"geochemical processes","parent":101,"scope":"Processes affecting the amount, distribution, or structure of chemical elements in air, water, soil, rocks, and minerals."},{"code":101,"name":"biological and physical processes","parent":1174,"scope":"All continuing activities, functions, and phenomena associated with organisms and non-living matter."},{"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":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":745,"name":"mineral resources","parent":777,"scope":"Natural occurrences of useful inorganic elements or compounds."}]}