{
    "type": "minecraft:block_column",
    "config": {
        "direction": "up",
        "allowed_placement": {
            "type": "minecraft:matching_blocks",
            "blocks": [
                "minecraft:stone",
                "calcite",
                "diorite",
                "minecraft:air"
            ]
        },
        "prioritize_tip": false,
        "layers": [
            {
                "height": 1,
                "provider": {
                    "type": "minecraft:simple_state_provider",
                    "state": {
                        "Name": "minecraft:dirt",
                        "Properties": {
                            "snowy": "false"
                        }
                    }
                }
            }
        ]
    }
}