{
    "type": "tfc:cluster_vein",
    "config": {
        "rarity": 45,
        "density": 0.6,
        "min_y": -80,
        "max_y": 20,
        "size": 40,
        "random_name": "hardrock_cassiterite",
        "blocks": [
            {
                "replace": [
                    "tfc:rock/raw/granite"
                ],
                "with": [
                    {
                        "weight": 15,
                        "block": "tfc:ore/poor_cassiterite/granite"
                    },
                    {
                        "weight": 25,
                        "block": "tfc:ore/normal_cassiterite/granite"
                    },
                    {
                        "weight": 60,
                        "block": "tfc:ore/rich_cassiterite/granite"
                    }
                ]
            },
            {
                "replace": [
                    "tfc:rock/raw/diorite"
                ],
                "with": [
                    {
                        "weight": 15,
                        "block": "tfc:ore/poor_cassiterite/diorite"
                    },
                    {
                        "weight": 25,
                        "block": "tfc:ore/normal_cassiterite/diorite"
                    },
                    {
                        "weight": 60,
                        "block": "tfc:ore/rich_cassiterite/diorite"
                    }
                ]
            },
            {
                "replace": [
                    "tfc:rock/raw/gabbro"
                ],
                "with": [
                    {
                        "weight": 15,
                        "block": "tfc:ore/poor_cassiterite/gabbro"
                    },
                    {
                        "weight": 25,
                        "block": "tfc:ore/normal_cassiterite/gabbro"
                    },
                    {
                        "weight": 60,
                        "block": "tfc:ore/rich_cassiterite/gabbro"
                    }
                ]
            }
        ],
        "indicator": {
            "rarity": 0,
            "depth": 48,
            "underground_rarity": 1,
            "underground_count": 5,
            "blocks": [
                {
                    "block": "tfc:ore/small_cassiterite"
                }
            ]
        }
    }
}