soudan underground mine tours minnesota dnrminnesota 39;s first iron ore minethe soudan mineopened in 82. operations went underground by 92 since the ore body continued deep into the ground. archaeologist 39;strikes g 39; with finds of ancient nasca iron ore mine jan 29, 08 a purdue university archaeologist discovered an intact ancient iron ore mine in south america that shows how civilizations before the inca
ngwenya mine the ngwenya mine is located on bomvu ridge, northwest of mbabane and near the northwestern border of eswatini (swaziland). this mine is considered to be the world 39;s est. the haematite ore deposit was used in the middle stone age to extract red the swaziland iron ore development company (siodc), owned by the michigan iron mines state of michiganmichigan iron mines page 1 of . state mining by block caving, marquette iron range. .6 . ) covers an area of approximately 2,800,000 square.
kiruna mine the kiruna mine is the largest and most modern underground iron ore mine in the world. . official website. view on kiruna from the mine (luossavaara) to the new mine (kiirunavaara)