Gem FinderEdit

The Gem Finder is available from the game shop for 1,000 Coins. He will find gems for you. After researching the 2nd mining perk he can find Blood Crystals, this can be turned off in research tab.

Gem Rate Selling price
Sapphire Sapphire 1/100,000 100,000 Coins
Emerald Emerald 1/300,000 200,000 Coins
Ruby Ruby 1/500,000 500,000 Coins
BloodCrystals Blood Crystals 1/500,000 -
Diamond Diamond 1/1,000'000 1,000,000 Coins

To collect the gems that he finds, you have to click on him periodically, to see if he has found a rock with a gem inside. If you have the tier 4 mining research perk, you can skip this step, because he will automatically collect what he finds.