Tower ordered prospecting in the Vermilion resumed in 1880. Along with Stone and Lee, Tower sent his son, Charlemagne Tower Jr., to assist. A railroad was surveyed from the mines to the town of Two Harbors on Lake Superior, and Tower had it constructed in 1883. By 1884, the mine had proved to be successful, and the business incorporated under the name of Minnesota Iron Company. The ore was mined on site, then loaded to the railroad and delivered to Two Harbors, where it was be loaded on ships for iron and steel factories in Ohio. A settlement near the mines was named Tower in the landowner's honor.