Test World Gen

{
    "dirt": {
        "template": "uniform",
        "block": "dirt",
        "material": "minecraft:stone",
        "clusterSize": 32,
        "numClusters": 20,
        "minHeight": 0,
        "maxHeight": 128,
        "retrogen": "false",
        "biomeRestriction": "none",
        "biomes": [],
        "dimensionRestriction": "blacklist",
        "dimensions": [
            -1,
            1
        ]
    },
    "gravel": {
        "template": "uniform",
        "block": "gravel",
        "material": "stone",
        "clusterSize": 32,
        "numClusters": 10,
        "minHeight": 0,
        "maxHeight": 128,
        "retrogen": "false",
        "biomeRestriction": "none",
        "biomes": [],
        "dimensionRestriction": "blacklist",
        "dimensions": [
            -1,
            1
        ]
    },
    "coal": {
        "template": {"type": "fractal", "generator": "large-vein", "sparse": false},
        "block": "coal_ore",
        "material": "minecraft:stone",
        "clusterSize": 16,
        "numClusters": 20,
		"chunkChance": 80,
        "minHeight": 0,
        "maxHeight": 255,
		"veinHeight": 30,
		"veinDiameter": 25,
		"verticalDensity": 15,
		"horizontalDensity": 15,
        "retrogen": "true",
        "biomeRestriction": "none",
        "biomes": [],
        "dimensionRestriction": "blacklist",
        "dimensions": [
            -1,
            1
        ]
    },

    "iron": {
    "template": {"type": "fractal", "generator": "large-vein", "sparse": false},
        "block": "iron_ore",
        "material": "minecraft:stone",
        "clusterSize": 50,
        "numClusters": 120,
        "chunkChance": 100,
        "minHeight": 0,
        "veinHeight": 40,
        "veinDiameter": 48,
        "verticalDensity": 15,
        "horizontalDensity": 15,
        "retrogen": "true",
        "biomeRestriction": "none",
        "biomes": [],
        "dimensionRestriction": "blacklist",
        "dimensions": [
            -1,
            1
		]
    },
    "gold": {
        "template": "uniform",
        "block": "gold_ore",
        "material": "minecraft:stone",
        "clusterSize": 8,
        "numClusters": 2,
        "minHeight": 0,
        "maxHeight": 32,
        "retrogen": "true",
        "biomeRestriction": "none",
        "biomes": [],
        "dimensionRestriction": "blacklist",
        "dimensions": [
            -1,
            1
        ]
    },
    "redstone": {
        "template": "uniform",
        "block": "redstone_ore",
        "material": "minecraft:stone",
        "clusterSize": 7,
        "numClusters": 8,
        "minHeight": 0,
        "maxHeight": 80,
        "retrogen": "true",
        "biomeRestriction": "none",
        "biomes": [],
        "dimensionRestriction": "blacklist",
        "dimensions": [
            -1,
            1
        ]
    },
    "diamond": {
        "template": {"type": "fractal", "generator": "large-vein", "sparse": false},
        "block": "diamond_ore",
        "material": "minecraft:stone",
        "clusterSize": 25,
        "numClusters": 5,
        "minHeight": 0,
		"veinHeight": 20,
		"veinDiameter": 24,
		"verticalDensity": 15,
		"horizontalDensity": 15,
        "retrogen": "true",
        "biomeRestriction": "none",
        "biomes": [],
        "dimensionRestriction": "blacklist",
        "dimensions": [
            -1,
            1
        ]
    },
    "lapis": {
        "template": "uniform",
        "block": "lapis_ore",
        "material": "minecraft:stone",
        "clusterSize": 25,
        "numClusters": 1,
        "minHeight": 16,
        "maxHeight": 250,
        "retrogen": "true",
        "biomeRestriction": "none",
        "biomes": [],
        "dimensionRestriction": "blacklist",
        "dimensions": [
            -1,
            1
        ]
    },
    "quartz": {
        "template": "uniform",
        "block": "quartz_ore",
        "material": "minecraft:netherrack",
        "clusterSize": 13,
        "numClusters": 16,
        "minHeight": 10,
        "maxHeight": 118,
        "retrogen": "true",
        "biomeRestriction": "whitelist",
        "biomes": [
            {"type": "dictionary", "entry": "NETHER"}
        ],
        "dimensionRestriction": "none",
        "dimensions": []
    },
	"testgen": {
			"template": {"type": "surface", "generator": "spike", "minHeight": 7, "heightVariance": 4, "sizeVariance": 4, "positionVariance": 4, "largeSpikes": "true", "largeSpikeChance": 60, "minLargeSpikeHeightGain": 10, "largeSpikeHeightVariance": 30, "largeSpikeFillerSize": 1},
			"block": [
				{"name": "ThermalFoundationOre", "weight":35},
				{"name": "ThermalFoundationOre", "metadata": 1, "weight": 25},
				{"name": "ThermalFoundationOre", "metadata": 2, "weight": 15},
				{"name": "ThermalFoundationOre", "metadata": 3, "weight": 10},
				{"name": "ThermalFoundationOre", "metadata": 4, "weight": 10},
				{"name": "ThermalFoundationOre", "metadata": 5, "weight": 5}
			],
			"material": [
				"BiomesOPlenty:driedDirt"
			],
			"clusterSize": 1,
			"numClusters": 2,
			"minHeight": 0,
			"chunkChance": 1,
			"retrogen": "true",
			"biomeRestriction": "none",
			"biomes": [],
			"dimensionRestriction": "blacklist",
			"dimensions": [
				-1,
				1
			]
	}
}