peaks = {
        {
          influence = 0.2,
          starting_area_weight_optimal = 0,
          starting_area_weight_range = 0,
          starting_area_weight_max_range = 2,
        },
        {
          influence = 0.65,
          noise_layer = "copper-ore",
          noise_octaves_difference = -1.9,
          noise_persistence = 0.3,
          starting_area_weight_optimal = 0,
          starting_area_weight_range = 0,
          starting_area_weight_max_range = 2,