recipes for big-volcanic-rock, huge-volcanic-rock, ashen-lichen-tree-flaming, and ashen-lichen-tree available through the kr-decorations technology let you access those resources on nauvis
not much use to them since its hard to automate and vulcanus is still needed to unlock the recipes that use them, but probably still worth fixing
also the slipstack recipe lets you turn wood into stone in planets with the appropriate floor type
