{
    "icon": "roentgen-circle_with_dot",
    "fields": [
        "name",
        "material",
        "inscription"
    ],
    "moreFields": [
        "{historic}",
        "description"
    ],
    "geometry": [
        "point",
        "vertex"
    ],
    "tags": {
        "historic": "millstone"
    },
    "terms": [
        "grinding stone",
        "grinding wheel",
        "grindstone",
        "mill wheel",
        "quern",
        "quernstone"
    ],
    "name": "Millstone"
}