{
 "version": 1,
 "genere_le": "2026-10-02",
 "note": "Real records, each read back in the served index fragment named in `fragment`.",
 "entites": [
  {
   "id": "0100003",
   "url": "https://msha-mine-records.pages.dev/search/#r=0100003",
   "fragment": "https://msha-mine-records.pages.dev/d/r/6d2.json",
   "name": "O'Neal Quarry & Mill",
   "city": "Shelby County",
   "state": "AL",
   "type": "Stone",
   "fields": {
    "MSHA mine ID": "0100003",
    "Status": "Active — since Jan 22, 1979",
    "Mine type": "Surface",
    "Primary commodity": "Lime",
    "Secondary commodity": "Crushed, Broken Limestone NEC",
    "Operator": "Martin Marietta Materials, Inc."
   }
  },
  {
   "id": "0100004",
   "url": "https://msha-mine-records.pages.dev/search/#r=0100004",
   "fragment": "https://msha-mine-records.pages.dev/d/r/6d3.json",
   "name": "Brierfield Quarry",
   "city": "Bibb County",
   "state": "AL",
   "type": "Stone",
   "fields": {
    "MSHA mine ID": "0100004",
    "Status": "Active — since Mar 4, 2003",
    "Mine type": "Surface",
    "Primary commodity": "Crushed, Broken Limestone NEC",
    "Secondary commodity": "Dimension Limestone",
    "Operator": "Martin Marietta, LLC"
   }
  },
  {
   "id": "0100006",
   "url": "https://msha-mine-records.pages.dev/search/#r=0100006",
   "fragment": "https://msha-mine-records.pages.dev/d/r/6d5.json",
   "name": "Auburn Quarry",
   "city": "Lee County",
   "state": "AL",
   "type": "Stone",
   "fields": {
    "MSHA mine ID": "0100006",
    "Status": "Active — since Sep 24, 1976",
    "Mine type": "Surface",
    "Primary commodity": "Crushed, Broken Limestone NEC",
    "Operator": "Martin Marietta Materials, Inc.",
    "Workers employed at the mine": "15 — as entered on the MSHA Mine Information Form"
   }
  }
 ]
}