{"thcode":2,"term":{"code":2304,"name":"graphite","parent":798,"scope":"Mineral commodity composed of carbon arranged in sheet structures used in many ways, most recently in battery technology."},"uf":[],"bt":[{"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."},{"code":745,"name":"mineral resources","parent":777,"scope":"Natural occurrences of useful inorganic elements or compounds."},{"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":[],"rt":[{"code":955,"name":"Raman spectroscopy","parent":619,"scope":"Non-destructive chemical analysis technique in which a sample of material is irradiated with visible or near-infrared light from a laser, and the wavelength-dependent observations are used to understand chemical structure, phase and polymorphy, crystallinity and molecular interactions of the material."}]}