Transition metals: Current Affairs, GK & News - 2020-2021
The first iron ore mine of Bangladesh discovered in Dinajpur
Published: June 19, 2019
For the first time in Bangladesh, iron ore mine has been discovered at Isabpur village in Dinajpur. According to the Geological Survey of Bangladesh, a 400-foot thick iron layer was found 1,750 feet beneath the surface stretched over an area of 6-10 square kilometre. The percentage of iron in the mine was 65 which indicate ..
EU reaches deal to curb funding of conflict minerals
Published: November 24, 2016
The European Union has concluded a deal to stem the flow of gold and other metals used for funding of armed conflicts or produced in conditions that violated human rights. EU importers of minerals like tin, tungsten, tantalum, gold and their ores have to mandatorily conduct checks on their suppliers, smelters and refiners beginning from ..
Central Water Commission finds iron concentration in 22 spots in six states
Published: December 29, 2011
A study by the Central Water Commission has observed that high concentration of iron content greater than 1.0 mg/l at 22 water quality stations has been found in six states. These states are Madhya Pradesh, Jammu and Kashmir, Karnataka, Kerala, Chhattisgarh and Bihar. The permissible iron concentration in surface water should be less than 1.0 ..
Topics: Arsenic • Chemical elements • Chemistry • Copper • Dietary minerals • Iron • Magnesium in biology • Native element minerals • Natural sciences • Physical sciences • Purified water • Transition metals