the kiln will take stone and produce lime (material), with the addition of a fuel (coke, charcoal, coal, firewood).
lime can be used in the process to make iron, and used as construction material (as a mortar & render).
there is a construction location requirement in the kiln being built backed into a hill or mountain.
1-2 workers will operate the kiln.
Happiness: Detraction, 21 tile radius
Building footprint: 8 x 8
1 stone + either 1 coke or charcoal = 3-4 lime
1 stone + either 4 coal or firewood = 3-4 lime
worktime: 8.0 workrequired: 5
the kiln requires 89 work to construct by builders,
& 55 stone + 21 lumber + 13 wood + 5 iron