General Information

Describe the bug:
With turned off "special blocks" their iron and gold version are still appearing.

List of them, so make it clear:

1. Engraved Block
2. Large Bricks
3. Bricks
4. Crystals
5. Hazard Block
6. Reinforced Glass

To Reproduce:

1. Turn "Hazard Metal Blocks" to "false" for example
2. Load into the world

Expected behavior:

I expect those block do not being registered.

Environment Versions

Versions:

• Metallurgy: 1.2.5
• Conflicting mod (if regarding mod integration): nope
• Other mods you think could cause issues: nope
• Forge: 14.23.5.2846
• Minecraft: 1.12.2
• Modpack (if available): my own, not sure it is related