Simple Ore Indicator that shows how much ore is left.
Just connect an ore miner that scans the field with the arethmic combinator and adjust the ore for the input (default is iron ore).
min is 1K, max is 128M

Originally shared on the public FactorioPrints / Factorio School archive (factorioprints.com · factorio.school). Authorship preserved from the public catalog.
Simple Ore Indicator that shows how much ore is left.
Just connect an ore miner that scans the field with the arethmic combinator and adjust the ore for the input (default is iron ore).
min is 1K, max is 128M