Source material

{
  "id": "MLC-T-NUC-000481",
  "term": "Source material",
  "field": "Nuclear energy and radiation",
  "definition": "Uranium or thorium, or any combination thereof, in any physical or chemical form, or ores that contain, by weight, one-twentieth of one percent (0.05 percent) or more of (1) uranium, (2) thorium, or (3) any combination thereof. Source material does not include special nuclear material. For additional detail, see Source Material.",
  "references": [
    "NRC Glossary"
  ],
  "url": "https://mlchart.com/terminology/nuclear/source-material/"
}