Industrial Rainbow Mine

"An industrial mine that spits out $100 to $10k worth of ore every time coal hits it, depending on the color of the mine."

Overview
The Industrial Rainbow Mine Gives out a Value of $100 to 10K depending on the color when it's fed a coal ore.

History
The Industrial Rainbow Mine used to be part of the "Rainbow" gamepass. In it included 3 Rainbow Ore Upgraders and 2 of these mines. At the time, it gave $1 to $400 per ore.

Now it's part of the Unobtanium Crystal Shop Section.

The Industrial Rainbow Mine can also be gotten from opening mystery boxes.