java - 3D block model for Minecraft works as item but becomes a

I have a block that is a 3d model that's going to be similar to a skull. It renders the model as a item but when I place it it becomes a null block. Originally it was going to be a armor piece but

How to Mod Minecraft

I was inspired by the 3D ladder post. Decided to learn Blender, and see what my rails would look like in 3D. 6 hours later : r/Minecraft

teyokuma's 3D Item Models - Minecraft Resource Packs - CurseForge

Converting a 3D model to building plans - Minecraft Tools - Mapping and Modding: Java Edition - Minecraft Forum - Minecraft Forum

Error happened when uploaded a 3D Model block into Minecraft. - Discussion - Minecraft: Java Edition - Minecraft Forum - Minecraft Forum

Vanilla 3D Layers 128x Minecraft Texture Pack

Bedrock Modeling and Animation - Blockbench Wiki

Infographic comparing the features of Java Release 1.4.2 with the (so-far announced) 1.20 featureset, considering the resources Mojang has had available. Thoughts? : r/Minecraft

Observer – Minecraft Wiki