{"thcode":2,"term":{"code":1118,"name":"structure contours","parent":459,"scope":"Gridding and contouring lines drawn on geologic maps to depict boundaries of structural features."},"uf":[{"name":"depth-to maps","usewith":{"code":700,"name":"maps and atlases","parent":808,"scope":"Representation, usually on a flat surface, of a part or whole of the Earth or other parts of the universe.  Collections of maps linked digitally or bound together in a book are called atlases."}}],"bt":[{"code":459,"name":"geologic structure","parent":287,"scope":"General position of rocks in an area, and geometrical relationships among rocks."},{"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":1117,"name":"structural geology","parent":464,"scope":"Branch of geology concerned with the distribution, position, shape, and internal structure of rocks."}]}