Abstract: A mining apparatus that works a horizontally and longitudinally extending seam having a vertical face formed by an upper hanging wall and a lower foot wall has a longitudinal row of walking props extending along the face and each having a roof-engaging cap and a floor-engaging foot. A lower longitudinally extending long-wall mining machine juxtaposed with the lower foot wall is mounted on the floor-engaging feet and is provided with an endless lower drive chain having a forward reach extending along the lower foot wall and a rear reach extending parallel to the forward reach. It also has a conveyor trough underneath the rear reach and extending longitudinally along the face and cutters and scrapers on the chain for scraping material from the lower foot wall, depositing it in the trough, and pushing the material longitudinally along the trough.