I installed a lot of mods, which caused glitches in tile generation. The ground looked spotty and really straining on the eyes, so I deleted them directly.

data.raw["noise-expression"]["pyroclast_rock_huge"] = nil
data.raw["noise-expression"]["pyroclast_rock_big"] = nil

data.raw["noise-expression"]["pyroclast_geyser_spot_size"] = nil
data.raw["noise-function"]["pyroclast_geyser_spot"] = nil
data.raw["noise-expression"]["pyroclast_iron_geyser_spots"] = nil
data.raw["noise-expression"]["pyroclast_iron_geyser_prob"] = nil
data.raw["noise-expression"]["pyroclast_iron_geyser_rich"] = nil
data.raw["noise-expression"]["pyroclast_copper_geyser_spots"] = nil
data.raw["noise-expression"]["pyroclast_copper_geyser_prob"] = nil
data.raw["noise-expression"]["pyroclast_copper_geyser_rich"] = nil

data.raw["noise-expression"]["pyroclast_scrap_spot_size"] = nil
data.raw["noise-expression"]["pyroclast_components_spot_size"] = nil
data.raw["noise-function"]["pyroclast_ore_spot"] = nil
data.raw["noise-expression"]["pyroclast_scrap_spots"] = nil
data.raw["noise-expression"]["pyroclast_scrap_prob"] = nil
data.raw["noise-expression"]["pyroclast_scrap_rich"] = nil
data.raw["noise-expression"]["pyroclast_components_spots"] = nil
data.raw["noise-expression"]["pyroclast_components_prob"] = nil
data.raw["noise-expression"]["pyroclast_components_rich"] = nil

data.raw["noise-expression"]["pyroclast-aux"] = nil

data.raw["noise-expression"]["pyroclast-cliffiness"] = nil

data.raw["noise-expression"]["pyroclast-elevation"] = nil