{"schemaVersion":1,"metric":{"id":"usgs-diamond-industrial-reserves-0089e8d6","title":"Diamond (Industrial) · Reserves","unit":"million carats","definition":"Diamond (Industrial) · Reserves in original million carats units. The publisher's product and statistical category remain distinct from other measures. Values preserve the retained normalized observation and flag; no unit conversion is applied.","source":{"url":"https://www.usgs.gov/centers/national-minerals-information-center/mineral-commodity-summaries","sha256":"77b3942ca9560cd4707d5ed5cf4e9f0e62ee88c9982e4f820f02d0868aabddd8","retrievedAt":"2026-10-04T16:58:17.562Z","retrievalBasis":"library-capture"},"attribution":"USGS Mineral Commodity Summaries. U.S. Geological Survey, 2026, Mineral Commodity Summaries 2026: U.S. Geological Survey. Data release https://doi.org/10.5066/P13XCP3R Native selection from the retained Commodity Origins normalization, formatted by World Signals Monitor. Redistribution authorized by the project owner; original publisher metadata is preserved. No publisher endorsement is implied.","json":"/global-data/usgs-diamond-industrial-reserves-0089e8d6.json","csv":"/global-data/usgs-diamond-industrial-reserves-0089e8d6.csv","rows":6,"present":6,"countries":6},"rows":[{"country":"AGO","name":"Angola","year":"2025","value":"150.0","status":"Reported reserves snapshot","note":"{\"chapter\":\"DIAMOND (INDUSTRIAL)\",\"section\":\"World Natural Industrial Diamond Mine Production and Reserves\",\"commodity\":\"Diamond (Industrial)\",\"statistic\":\"Reserves\",\"detail\":\"Reserves\",\"unit\":\"million carats\",\"rounded\":false,\"source_id\":\"usgs_mcs\",\"vintage\":\"MCS 2026\"}","originalRow":715,"originalField":"value"},{"country":"BWA","name":"Botswana","year":"2025","value":"250.0","status":"Reported reserves snapshot","note":"{\"chapter\":\"DIAMOND (INDUSTRIAL)\",\"section\":\"World Natural Industrial Diamond Mine Production and Reserves\",\"commodity\":\"Diamond (Industrial)\",\"statistic\":\"Reserves\",\"detail\":\"Reserves\",\"unit\":\"million carats\",\"rounded\":false,\"source_id\":\"usgs_mcs\",\"vintage\":\"MCS 2026\"}","originalRow":716,"originalField":"value"},{"country":"COD","name":"Congo, Dem. Rep.","year":"2025","value":"150.0","status":"Reported reserves snapshot","note":"{\"chapter\":\"DIAMOND (INDUSTRIAL)\",\"section\":\"World Natural Industrial Diamond Mine Production and Reserves\",\"commodity\":\"Diamond (Industrial)\",\"statistic\":\"Reserves\",\"detail\":\"Reserves\",\"unit\":\"million carats\",\"rounded\":false,\"source_id\":\"usgs_mcs\",\"vintage\":\"MCS 2026\"}","originalRow":717,"originalField":"value"},{"country":"RUS","name":"Russia","year":"2025","value":"750.0","status":"Reported reserves snapshot","note":"{\"chapter\":\"DIAMOND (INDUSTRIAL)\",\"section\":\"World Natural Industrial Diamond Mine Production and Reserves\",\"commodity\":\"Diamond (Industrial)\",\"statistic\":\"Reserves\",\"detail\":\"Reserves\",\"unit\":\"million carats\",\"rounded\":false,\"source_id\":\"usgs_mcs\",\"vintage\":\"MCS 2026\"}","originalRow":718,"originalField":"value"},{"country":"ZAF","name":"South Africa","year":"2025","value":"87.0","status":"Reported reserves snapshot","note":"{\"chapter\":\"DIAMOND (INDUSTRIAL)\",\"section\":\"World Natural Industrial Diamond Mine Production and Reserves\",\"commodity\":\"Diamond (Industrial)\",\"statistic\":\"Reserves\",\"detail\":\"Reserves\",\"unit\":\"million carats\",\"rounded\":false,\"source_id\":\"usgs_mcs\",\"vintage\":\"MCS 2026\"}","originalRow":719,"originalField":"value"},{"country":"ZWE","name":"Zimbabwe","year":"2025","value":"56.0","status":"Reported reserves snapshot","note":"{\"chapter\":\"DIAMOND (INDUSTRIAL)\",\"section\":\"World Natural Industrial Diamond Mine Production and Reserves\",\"commodity\":\"Diamond (Industrial)\",\"statistic\":\"Reserves\",\"detail\":\"Reserves\",\"unit\":\"million carats\",\"rounded\":false,\"source_id\":\"usgs_mcs\",\"vintage\":\"MCS 2026\"}","originalRow":720,"originalField":"value"}]}