Gemstone Mine enters the battlefield with three mining counters on it. {T}, Remove a mining counter from Gemstone Mine: Add one mana of any color. If there are no mining counters on Gemstone Mine, sacrifice it.
Near Mint - £1.40
Lightly Played - £1.20
Moderately Played - £1.00
Heavily Played - £0.70
Damaged - £0.40
Near Mint Non English - £1.40
Lightly Played Non English - £1.20
Moderately Played Non English - £1.00
Heavily Played Non English - £0.70
Damaged Non English - £0.40