Saltpeter Mine

A mining building with a production rate and two named upgrades: White Powder Everywhere and Full Crew.

Type

Resource extraction

Confirmed

Has a production rate; upgrades White Powder Everywhere and Full Crew

Published rate

Exists but value not published

What Official Sources Confirm

The Saltpeter Mine is confirmed in the Week 1 patch, which fixed its production rate being mislabeled and fixed the upgrades White Powder Everywhere and Full Crew having no effect. This confirms the building, that it has a production rate, and the names of two of its upgrades.

Honest Gaps

The patch confirms a production rate exists but does not publish its value. No numeric output, cost, or worker count is claimed here.