Dark Prismarine Slab

Recipe #768

{
    "type": "minecraft:crafting_shaped",
    "category": "building",
    "key": {
        "#": "minecraft:dark_prismarine"
    },
    "pattern": [
        "###"
    ],
    "result": {
        "count": 6,
        "id": "minecraft:dark_prismarine_slab"
    }
}