https://imgur.com/a/demonstration-spawn-weight-D6DotGr
It's a Monster House.
Redstone Stonebore attacking
Diamond Stonebore surrounded by normal mobs.
Lapis and Iron Stonebore
Glowing Redstone Stonebore and an Iron Stonebore
Prospector in its natural habitat
Prospectors trying to mine a living ore
New Quartz Ores and Quartz Stonebores coming for 1.3 versions
Quartz Ores can scattered through the world
All of the mobs you can encounter playing this mod.
Twilight Forest rave (From testing out the spawnrate)