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 - £2.80
Lightly Played - £2.40
Moderately Played - £2.00
Heavily Played - £1.40
Damaged - £0.90
Near Mint Non English - £2.80
Lightly Played Non English - £2.40
Moderately Played Non English - £2.00
Heavily Played Non English - £1.40
Damaged Non English - £0.90