{ "weight": 10, "density": 0.25, "min_height": 20, "max_height": 50, "dimension_filter": [ "is_nether" ], "generator": { "type": "layered", "radius": [ 14, 16 ] }, "filler": { "type": "layered", "values": [ { "primary": "ore:wulfenite" }, { "secondary": "ore:molybdenite" }, { "between": "ore:molybdenum" }, { "sporadic": "ore:powellite" } ] } }