I tried your code change with Angel's Ores, and I got a crash on map generation. From what I am allowed to see, the ores spawned like vanilla, and I get this message before the map closes and sends me back to the main menu:

Error while running event
dangOreus::on_chunk_generated (ID 12 ...

Mylon,
There reason that the attempted fix to remove thorium did not work is due to the location of the "not" in the if statement.
Changing where the not is in the if statement will fix the issue with thorium, and at the same time corrects the problem of having stone, iron, and copper spawn when ...

Found issue in the v0.1.12 of the script with regards to the Armor resistances. A quick replace all of two typo-ed words fixes the issue in the cursed-armors.lua file.
Replace all resistences With resistances and decrese with decrease
IE the resistances section of armor level 40 would change from ...