{
  "_comment": "Classic refining (docs/CLASSIC_SYSTEMS.md section 8). Keys: 'armor' or weapon level '1'-'4'. rates[i] = success % for refining to +(i+1). Failure where the rate is below 100% destroys the item (and its cards).",
  "max": 10,
  "rates": {
    "armor": [100, 100, 100, 100, 60, 40, 40, 20, 20, 10],
    "1": [100, 100, 100, 100, 100, 100, 100, 60, 40, 20],
    "2": [100, 100, 100, 100, 100, 100, 60, 40, 20, 20],
    "3": [100, 100, 100, 100, 100, 60, 50, 20, 20, 20],
    "4": [100, 100, 100, 100, 60, 40, 40, 20, 20, 10]
  },
  "material": {"armor": "elunite", "1": "phracite", "2": "emverite", "3": "oridium", "4": "oridium"},
  "fee": {"armor": 2000, "1": 50, "2": 200, "3": 5000, "4": 20000},
  "atk_per_refine": {"1": 2, "2": 3, "3": 5, "4": 7},
  "over_upgrade_per_level": {"1": 3, "2": 5, "3": 8, "4": 13},
  "armor_def_per_refine": 0.7,
  "_purify": "Refiner 'Purify Rough Ores': 5 rough ores -> 1 ore, no zeny.",
  "purify": {"oridium": {"from": "rough_oridium", "count": 5}, "elunite": {"from": "rough_elunite", "count": 5}}
}