 Mayari district, Cuba. In addition to these processes some iron ore is recovered in the form of blast-furnace ore dust, but no statistics have been gathered on this subject. Ore so recovered has been originally accounted for in the statistics of shipments...  Mineral Resources of the United States - Page 556by United States. Bureau of Mines - 1921Full view - About this book
 | United States. Bureau of Mines - Digital images - 1921 - 1278 pages
...States in 1917, and in addition at the brown-ore mines of the SpanishAmerican Iron Co. in the Mayari district, Cuba. In addition to these processes some...log washing, screening, and picking belt. A total of 986,630 gross tons of beneficiated ore, valued at $3,323,329, was marketed from 25 mines in Alabama... | |
 | Geology - 1917 - 870 pages
...were reported as beneficiated at 94 mines in 16 states in 1917 and at 83 mines in 14 states in 1916. In Alabama the ore treated was principally brown ore,...log washing, screening, and picking belt. A total Name of Mine Nearest Town Variety of Ore Quantity 1 2 HATTlfttit* 2,955,022 877.637 283,362 213,968... | |
 | United States. Bureau of Mines - Digital images - 1919 - 970 pages
...20,438 7,455,703 2,421,676 41,241 817,573 18,130,934 In Alabama the ore treated was red hematite and brown ore, and the usual processes to which it was...log washing, screening, and picking belt. A total of 996,344 gross tons of beneficiated T>rown ore, valued at $1,969,706, was marketed from 12 mines in... | |
 | Geology - 1920 - 1184 pages
...were reported as beneficiated at 98 mines in 13 states in 1920 and at 93 mines in 14 states in 1919. In addition to these processes some iron ore is recovered...for in the statistics of shipments from the mines. The total beneficiated ore reported as shipped from mines in the United States in 1920 increased 16... | |
 | United States. Bureau of Mines - Digital images - 1924 - 766 pages
...beneficiated at 59 mines in 12 States in 1921 and at 98 mines in 13 States in 1920. Some iron ore is also recovered in the form of blast-furnace ore dust, but...for in the statistics of shipments from the mines. The total beneficiated ore reported as shipped from mines in the United States in 1921 decreased 56... | |
 | United States. Bureau of Mines - Digital images - 1922 - 992 pages
...States in 1918, and in both years at the brown-ore mines of the Spanish-American Iron Co. in the Mayari district, Cuba. In addition to these processes some...subjected were log washing, screening, and picking on belts. A total of 862,843 gross tons of Deneficiated ore, valuedat $2,821,857, was marketed from... | |
 | United States. Bureau of Mines - Digital images - 1922 - 784 pages
...were reported as beneficiated at 98 mines in 13 States in 1920 and at 93 mines in 14 States in 1919. In addition to these processes some iron ore is recovered...for in the statistics of shipments from the mines. The total beneficiated ore reported as shipped from mines hi the United States in 1920 increased 16... | |
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