{
  "field": "group",
  "partitions": [
    {
      "value": "Energy Minerals",
      "rows": 18,
      "json": "by/group/energy-minerals.json"
    },
    {
      "value": "Gemstones",
      "rows": 8,
      "json": "by/group/gemstones.json"
    },
    {
      "value": "Metallic Minerals",
      "rows": 98,
      "json": "by/group/metallic-minerals.json"
    },
    {
      "value": "Non-Metallic Minerals",
      "rows": 89,
      "json": "by/group/non-metallic-minerals.json"
    }
  ]
}