>>1929536
>>1929532
wait i've got it

>move half slab up, put crucible on top
>dig out block below half slab, fill with water
>change rammed earth in front of half slab to another cobble half slab so you can reach the water more easily (and pick up items you throw in to cool)
>tool rack overhead on outside of form
>clay vessel for ores on side
>space in the back for plates/ingots/molds/shelfs for display crystalized chunks you don't want to break, etc