Only need to get raw scarlet neodymium can unlock this advancement, but it should be both scarlet and azure obtained
fixed neodymium.json :

{
"display": {
"icon": {
"item": "alexscaves:raw_scarlet_neodymium"
},
"title": {
"translate": "advancements.alexscaves.neodymium.title"
},
"description": {
"translate": "advancements.alexscaves.neodymium.desc"
}
},
"parent": "alexscaves:alexscaves/discover_magnetic_caves",
"criteria": {
"azure": {
"trigger": "minecraft:inventory_changed",
"conditions": {
"items": [
{
"items": ["alexscaves:raw_azure_neodymium"]
}
]
}
},
"scarlet": {
"trigger": "minecraft:inventory_changed",
"conditions": {
"items": [
{
"items": ["alexscaves:raw_scarlet_neodymium"]
}
]
}
}
}
}