Dig to start!
Play Tanzanite Deep Vault free — a rare violet seam, then the rarer the stone, the steeper the climb. Hire prospectors and watch passive Tanzanite grow even…
1. Dig the glowing centre to earn your first Tanzanite.
2. Open the Crew tab and buy your first Prospectors to start earning automatically.
3. Spend on Boosts to multiply taps and specific crew output.
✦ Signature Mining Empire scene — a rare violet seam.
✦ Six tiers of crew from Prospectors to Planet Drill.
✦ WebAudio sound with mute, haptics, reduced-motion — plays instantly, no download.