Uncommon variety mineral

{
  "id": "MLC-T-ENV-029014",
  "term": "Uncommon variety mineral",
  "field": "Environment",
  "term_source": "Uncommon Variety Mineral",
  "definitions": [
    "Mineral materials that have a special quality, quantity, character, or locationHelp location See \"claim.\" Also, the process of claiming or appropriating a parcel of mineral land. that makes them of unique commercial value. On public lands such minerals are locatable under the Mining Law of 1872, as amended.",
    "Mineral materials that have a special quality, quantity, character, or location that makes them of unique commercial value. On public lands such minerals are locatable under the Mining Law of 1872, as amended."
  ],
  "subject": [
    "Natural environments",
    "Land, waste and cleanup"
  ],
  "references": [
    "Abandoned Mine Lands (AML) Glossary"
  ],
  "url": "https://mlchart.com/terminology/environment/uncommon-variety-mineral/"
}