black ore meaning in Hindi

Examples

1. This greenish-black ore had previously only been found in small amounts in Russia and Norway.
2. This ore is purple; previous searches had been looking for black ore because most tin ores are black.
3. It has the local nickname " black tracks " due to the black ore spread on the railbed to prevent erosion.
4. Agnello was later involved in assaying the tons of black ore brought back to England on Frobisher's second voyage to Baffin Island in 1577.
5. In 1577 Kranich was involved in assaying the tons of black ore brought from Baffin Island during Sir Francis Walsingham on the amount of gold found in his tests.
6. He was boasting about the richness of the blue-black ore at the Mount Whaleback mine, but he might as well have been bragging about the boom that has propelled economies across the Asia-Pacific region.
7. a white cross on a black ground [ that ] was formerly the banner of St Perran and the Standard of Cornwall; probably with some allusion to the black ore and the white metal of tin
8. During the Meiji period, the discovery of " black ore " ( sphalerite and galena-a mixture of zinc, lead, gold, silver, and other precious metals ), led to the development of numerous mines in the area, including the Hanaoka mine; however, the deposits were depleted by the mid-Showa period.
9. McDermott also notes that Schutz'original test while he was on Countess of Warwick Island had been on a'rich red ore'from Jonas'Mount, but little of that ore was brought back on the 1577 voyage because the ships were already laden with black ore before the red ore was found, and Frobisher did not mine at Jonas'Mount on the 1578 voyage.