{"geometry":{"type":"MultiPolygon","coordinates":[[[[0.328588,51.09064],[0.328742,51.09062],[0.328927,51.090626],[0.329026,51.090646],[0.329097,51.09067],[0.329753,51.090926],[0.329771,51.090944],[0.329793,51.090993],[0.3298,51.091045],[0.329792,51.091085],[0.329736,51.091079],[0.32919,51.091211],[0.32896,51.091284],[0.328648,51.090705],[0.328588,51.09064]]]]},"type":"Feature","properties":{"entry-date":"2026-03-21","start-date":"","end-date":"","entity":110000190,"name":"Chalybeate Spring","dataset":"ancient-woodland","typology":"geography","reference":"1482228","prefix":"ancient-woodland","organisation-entity":"501910","quality":"authoritative","ancient-woodland-status":"ASNW"}}