Here is the full list of all 25 Secrets of Deep Earth Shrine achievements.
You've begun the long dig.
You found your new homebase. Get used to it!
You found an amulet - the first of many.
You bought your first drill upgrade!
You collected 5 ancient fossils!
You collected 10 Osirium jewels!
You collected 100 resources.
You armed yourself with your first new trap. Locked and loaded!
You're ready for even the deepest expedition!
You've dug a long way, but there's still a lot further to go.
You've broken through to an ancient kingdom...
You're underwater. Strangely enough, you can still breathe...
You found all the buried treasure. We dig your style!
You've dug over 1,000 blocks: more than any man or mole alive!
You killed a monster. You monster!
10 monsters killed. They would fear you, if they had brains.
50 monsters killed. You know you can just avoid them, right?
Bards would sing your epic, if they existed underground.
You barely made it out of a strata alive.
You made it through a strata with nearly full batteries.
You ran out of energy! It'll be hard to escape now...
You got smashed by a falling block. Look out above!
Protip: don't stand in the way of an explosion.
A monster killed you. Try killing them first!
Wild guess: you like playing BioWare games, too.