name=Gemstone Mine
image=https://magiccards.info/scans/en/tsts/119.jpg
value=4.573
rarity=U
type=Land
mana=b1g1r1u1w1
ability=SN enters the battlefield with three mining counters on it.
timing=land
requires_groovy_code
oracle=Gemstone Mine enters the battlefield with three mining counters on it.\n{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.
