local moreores = {}

local defaults = {
    tin_chunk_size = 7,
    silver_chunk_size = 11,
    mithril_chunk_size = 11,
    tin_ore_per_chunk = 3,
    silver_ore_per_chunk = 4,
    mithril_ore_per_chunk = 1,
    tin_min_depth = -31000,
    silver_min_depth = -31000,
    mithril_min_depth = -31000,
    tin_max_depth = 8,
    silver_max_depth = -2,
    mithril_max_depth = -512,
}

for key, value in pairs(defaults) do
    local newval = minetest.setting_get("moreores_" .. key)
    if newval then newval = tonumber(newval) else newval = value end
    moreores[key] = value
end