polymetallic वाक्य
"polymetallic" हिंदी में polymetallic in a sentenceउदाहरण वाक्य
- It was first described in 1813 from the Zlat?Hory polymetallic ore deposit in Moravia, Czech Republic.
- Polymetallic and other deposits are known in the area, including arsenic, bismuth, lead and silver.
- Gold recovered as a byproduct from the concentrates of Peru s polymetallic mines amounted to 2.6 t.
- The ore was polymetallic and from it copper, lead, silver, gold, arsenic and germanium were won.
- Meteoric iron was highly prized throughout the Himalaya where it was included in sophisticated polymetallic alloys such as Panchaloha for ritual implements.
- Interest in the potential exploitation of polymetallic nodules generated a great deal of activity among prospective mining consortia in the 1960s and 1970s.
- It took the team 10 underwater exploration trips since 1997 to find the polymetallic sulfide deposit after 15 years of observation from boats, Yuasa said.
- The Authority's main legislative accomplishment to date has been the adoption, in the year 2000, of regulations governing exploration for polymetallic nodules.
- Compass suspended its work on the polymetallic proposal in 2002 when low metal prices caused the withdrawal of Compass s financial partner ( Doe Run ).
- The total amount of polymetallic nodules on the sea floor was estimated at 500 billion tons by Alan A . Archer of the London Geological Museum in 1981.