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.
Tempe Near Mint - $8.70
Queen Creek Near Mint - $8.70
Tempe Lightly Played - $8.30
Queen Creek Lightly Played - $8.30
Tempe Moderately Played - $7.40
Queen Creek Moderately Played - $7.40
Tempe Heavily Played - $6.50
Queen Creek Heavily Played - $6.50
Tempe Damaged - $6.10
Queen Creek Damaged - $6.10