Mineral resources of the United States . Pennsylvania. 1880. Alahama. Mii^yMMMM^^ other State:,. Maryland- Tirqinia. AloLbama. Missottri. Ohio. New Jersey. NewTbrft. Michigan. PennsyTv BY STATES, IN THE YEARS 1880, 1889, 1890 AND by areas. 46 MINERAL KESOURCES. The table gives the number of employes engaged in mining iron ore,the total production and the average output per employe in the coun-tries named, the production being recorded in even thousands of is understood that all of these estimates are based on the 1889 out-puts : Iron ore mining in different count
Mineral resources of the United States . Pennsylvania. 1880. Alahama. Mii^yMMMM^^ other State:,. Maryland- Tirqinia. AloLbama. Missottri. Ohio. New Jersey. NewTbrft. Michigan. PennsyTv BY STATES, IN THE YEARS 1880, 1889, 1890 AND by areas. 46 MINERAL KESOURCES. The table gives the number of employes engaged in mining iron ore,the total production and the average output per employe in the coun-tries named, the production being recorded in even thousands of is understood that all of these estimates are based on the 1889 out-puts : Iron ore mining in different countries. Countries. Germany and Luxemburg United States Spain France Austria Algeria — ? Number ofemployes. Production. Averageontput per em-ploye. 37, 762 Tons.(a) 11,002, 000 37, 707 (6) 14,518,000 385 13, 682 (a) 4,167, 000 305 5,474 (a) 3,070,000 561 4,961 (0)1,115,000 225 1,841 («.) 352,000 191 The number of producing mines, the production, and the averageoutput per mine in different countries and districts are also given asfollows: Production of iron ore in various countries. Countries. Germany and Luxemburg ..TJnited States Michig
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Keywords: ., bookcentury1800, booksubjectmineralindustries, booksubjectminesa
