Dig to start!
Play Tourmaline Rainbow Vein free — a vein of many colors, then rarer colors, richer pay. Hire diggers and watch passive Tourmaline grow even while you're…
1. Dig the glowing centre to earn your first Tourmaline.
2. Open the Crew tab and buy your first Diggers to start earning automatically.
3. Spend on Boosts to multiply taps and specific crew output.
✦ Signature Mining Empire scene — a vein of many colors.
✦ Six tiers of crew from Diggers to Magma Tap.
✦ WebAudio sound with mute, haptics, reduced-motion — plays instantly, no download.