⛏️ Highwall Coal Mining: 2D Cross-Section (2D)

2D side-view cross-section of a highwall coal mining auger cutting into a seam. Advance the cutting head, extract coal onto a stockpile, and watch seam recovery climb as parallel entries and pillars form behind it.

2D · HTML5 Canvas 2D · 60 FPS target · runs fully client-side, no install