{ "weight": 0, "density": 1.0, "max_height": 40, "min_height": 10, "priority": -100, "count_as_vein": false, "generation_predicate": "any", "vein_populator": { "type": "fluid_spring", "chance": 0.40 }, "biome_modifier": { "type": "biome_dictionary", "sandy": 3 }, "generator": { "type": "sphere", "radius": [ 9, 13 ] }, "filler": { "type": "ignore_bedrock", "value": { "type": "weight_random", "values": [ { "weight": 100, "value": "fluid:oil_medium" } ] } } }