Foreground: Dumper cars on track leading into working quarry (to left). Center: Tracks leading to sorting and loading building (tallest structer). Right of loading building (not clearly visible): crusher and boiler buildings. Left: Smaller building is machine shop / engine and car workshop building. Right: Tracks "on above" on which cars took quarried stone and dumped it into the crusher.
Notice at center of photo just in front of the sorting/loading
building the black diagonal streak, which is a coal pile