brown ore meaning in Hindi

Examples

1. Iron was from surface brown ore smelted by charcoal fires.
2. Also, by the early 1960s, higher-yielding brown ores from other regions were feeding the blast furnaces.
3. Actually, the emeralds were cemented with pitch into a kind of brown ore to create the illusion of something natural-- an example of man-made wonderment.
4. On May 27th, 1911, approximately 8pm, the first of the ore was loaded aboard the steamer Alva, which would then carry its relatively small 3500-ton load to the Rogers Brown Ore Company furnaces at Buffalo, NY.