Bedrock

{
  "id": "MLC-T-IND-000500",
  "term": "Bedrock",
  "field": "Industrial and trades",
  "definition": "The solid, consolidated rock that lies beneath surface materials like soil, sand, and gravel. Bedrock forms the parent material for the overlying regolith and is the target for hard-rock mining operations seeking mineral deposits. The depth to bedrock, which can range from zero at an outcrop to thousands of feet, is a key parameter in geological surveys and civil engineering projects.",
  "subject": "Mining and extraction",
  "translations": {
    "de": "Grundgestein",
    "es": "lecho de roca",
    "fr": "roche-mère"
  },
  "url": "https://mlchart.com/terminology/industrial/bedrock/"
}