modded7/config/gregtech/worldgen/fluid/nether/natural_gas_deposit.json

{
  "weight": 35,
  "name": "Nether Natural Gas Deposit",
  "yield": {
    "min": 150,
    "max": 300
  },
  "depletion": {
    "amount": 1,
    "chance": 100,
    "depleted_yield": 40
  },
  "fluid": "natural_gas",
  "dimension_filter": [
    "name:the_nether"
  ]
}