I like this! It's a unique super-power. An ability to 'speak to stone' - that could have a LOT of very cool story potential. I like where this is going Danny.
He even knew where to plant the chisel if he wanted to cause a quarry-wide collapse, hypothetically speaking. What on earth had happened? What kind of power could take command of a person like that?
I would say this event came out of nowhere. Spend a little more detail toward the front end - the strange sensation - before it overcomes him. Get me more into his mind.
he was overcome with a strange sensation, like someone delicately brushed a feather across his mind. It also seemed like he could hear a muffled voice call out of the wall itself. It was a deep, ancient voice, and low as the rumble of thunder. The sound, or at least what Whymer thought was a sound, shook him to his core. It slammed into him like a landslide and brought him to his knees, the hammer and chisel clattering to the ground.
the greystone slab that Master Dornath Orain, the stonemason he was apprenticed to, wanted brought back. He had, along with Whymer’s parents, founded the Turtle clan, one of the smallest clans in the kingdoms
Travelling the world chasing after a stolen treasure, Whymer fights monsters, pursues dangerous bandits, and discovers just how far a "simple" stonemason’s apprentice can reach.