example-v2-json.json

{
    "version": "2.0",
    "presets": {
		"dimensions": {
			"all-overworld": { "excludes": [] },
			"overworld": { "includes": [ 0 ] },
			"nether": { "includes": [ -1 ] },
			"end": { "includes": [1] }
		},
		"biomes": {
			"emeralds": { "includes": [ "minecraft:extreme_hills", "minecraft:smaller_extreme_hills" ] },
			"open-area": { "includes": [ "PLAINS", "DESERT", "WASTELAND" ] },
			"hilly": { "includes": [ "HILLS", "MOUNTAIN" ] },
			"sandy": { "includes": [ "BEACH", "DESERT" ] },
			"special": { "includes": [ "MUSHROOM", "MAGICAL" ] },
			"desolate": { "includes": [ "DESERT", "WASTELAND", "FROZEN" ], "excludes": [ "minecraft:taiga" ] },
			"any": { "excludes": [ ] } 
		},
		"blocks": {
			"iron-mix-1": [
				{ "name": "minecraft:iron_ore", "chance": 100 },
				{ "name": "basemetals:nickel_ore", "chance":50 },
				{ "name": "modernmetals:chromium_ore", "chance":10 } ],
			"silver-mix": [
			    { "name": "basemetals:lead_ore", "chance": 25 },
				{ "name": "basemetals:silver_ore", "chance": 75 } ]
			},
		"parameters": {
			"cluster-frequent-large": {
				"max-spread": 32,
				"cluster-size": 32,
				"cluster-count": 16,
				"min-height": 13,
				"max-height": 80,
				"variance": 4,
				"frequency": 25,
				"tries-per-chunk": 16
			},
			"vein-frequent-large": {
					  "minHeight": 0,
					  "maxHeight": 256,
					  "variation": 16,
					  "frequency": 90,
					  "length": 32,
					  "node-size": 9,
					  "wander": 75,
					  "attempts": 8
			}
		}
	},
  "spawns": {
    "base-iron-mix-veins": {
      "enabled": true,
      "retrogen": false,
      "dimensions": "$.dimensions.all-overworld",
      "feature": "vein",
      "replaces": "default",
      "blocks": "$.blocks.iron-mix-1",
      "parameters": "$.parameters.vein-frequent-large",
      "biomes": "$.biomes.any"
    },
    "base-silver-mix-clusters": {
      "enabled": true,
      "retrogen": false,
      "dimensions": "$.dimensions.all-overworld",
      "feature": "clusters",
      "replaces": "default",
      "blocks": "$.blocks.silver-mix",
      "parameters": "$.parameters.cluster-frequent-large",
      "biomes": "$.biomes.desolate"
    }
  }
}