Arte will show you the gem of the day, if you find this gem he might offer you a nice reward for it.
You click on Gem Hunt and Arte will bring up a map for you. You choose one of the mines to enter and you get 3 chances at finding a gem.
You can move back and forth in the mine making your selection.
Each gem has an area it can be found in. This chart shows all of the mines and the color designates that the top level gem of that color can only be found here. When you open each mine it will be the corresponding color inside.
Certain gems can be found in certain mines. The chart above shows where the "top" level gems can be found. When you view your Gem Box you will see each gem color has three levels. Top, middle and bottom. There is one on the top, two in the middle and three on the bottom.
This is a chart to help you with where each gem can be found:
TOP LEVEL GEMS:
Diamond - Buried Bones Mine
Corona Topaz - Barking Mad Mine
Ocean Sapphire - Howling Horse Mine
Earth Emerald - Flea Floater Mine
Ruby Red Heart - Muzzle Mouth Mine
MIDDLE LEVEL GEMS:
Unicorn Horn & Yum Yum Sparkle - Buried Bones and Muzzle Mouth Mines
Aurora Rox & Pyramid Plunder - Buried Bones and Barking Mad Mines
Teardrop Tower & Sea Stone - Barking Mad and Howling Horse Mines
Moss Marble & Cat's Eye Glint - Howling Horse and Flea Floater Mines
Ember Amber & Volcano Viscose - Flea Floater and Muzzle Mouth Mines
BOTTOM LEVEL GEMS:
Zingoz Zincoz, Booger Nugget & Goober Glitter - Buried Bones, Flea Floater and Howling Horse Mines
Lemon Drop, Starlight Shimmer & Carat Eclipse - Barking Mad, Muzzle Mouth and Flea Floater Mines
Rainbow Flower, River Ripple & Aqua Orb - Howling Horse, Buried Bones and Muzzle Mouth Mines
Jaded Evny, Pearl Egg & Terra Tectonic - Barking Mad, Buried Bones and Flea Floater Mines
Flare Fyca, Torch Treasure & Lava Lump - Barking Mad, Howling Horse and Muzzle Mouth Mines
If you collect all of the gems Arte will offer you a Crown of Wonder. You can choose to keep collecting or trade in for the Crown Of Wonder.