Create a simple text file named steam_appid.txt in the same folder. Open it and type the App ID for The Quarry: 1577120 . Save and close the file.
Are you having trouble with a or is the game failing to launch ? download-the-quarry-goldberg
If you're trying to run using the Goldberg Steam Emulator, follow these steps to get your game running: Create a simple text file named steam_appid