@openstreetmap/id-tagging-schema/data/presets/natural/stone.json

The OpenStreetMap tagging model used by the iD editor

{
    "icon": "temaki-boulder1",
    "fields": [
        "name"
    ],
    "geometry": [
        "point",
        "area"
    ],
    "tags": {
        "natural": "stone"
    },
    "terms": [
        "boulder",
        "stone",
        "rock"
    ],
    "name": "Unattached Stone / Boulder"
}