Ores generate in reinforced blocks.

[KaloHG]

This seems to happen, its been extremely annoying in cleaning up stone grief in Valyria.

[Maxopoly]

Technically not a bug, Dan chose to put this functionality into a separate compat plugin https://github.com/DevotedMC/HiddenOre-Compat

I suppose we could just extract the HiddenOre part of it, the Orebfuscator one is probably broken by now anyway