🎥Video Credit: AmtrakGuy365 Iron ore's a heavy load, and a heavy duty car is needed when moving it from the mines, over steel rails, and down the chutes of massive ore docks into ships destined for lands far away. Introducing the ore hopper, also known as the ore jenny! After iron ore was discovered in Minnesota on September 19th, 1844, this valuable resource had to shipped to steel mills for steel production in the ever-growing nation. Ore hoppers came about soon. Even as railcars grew in size