What's a good Android game for managing a railway and becoming a mining tycoon?

Train Miner provides a satisfying idle tycoon experience where you manage trains, transport resources, and expand your mining operations. The game's appeal lies in its simple yet engaging gameplay loop. You start with a basic railway and a few mines, and as you earn money, you can upgrade your trains, unlock new mines, and automate your processes. The automation aspect is key, as it allows you to progress even when you're not actively playing. This makes it perfect for casual gamers who want to make progress without constant attention. The game's colorful graphics and cheerful music add to the overall enjoyable experience. The game allows you to strategically plan routes and manage resources, providing a surprising amount of depth for an idle game.