{ "weight": 40, "density": 0.3, "max_height": 35, "min_height": 5, "dimension_filter": ["name:*(overworld|lostcities)"], "generator": { "type": "ellipsoid", "radius": [13, 13] }, "filler": { "type": "simple", "value": { "type": "weight_random", "values": [ { "weight": 50, "value": "ore:beryllium" }, { "weight": 30, "value": "ore:emerald" }, { "weight": 20, "value": "ore:thorium" } ] } } }