This Day In History
Wednesday, December 12, 2018
On This Day

Events

in 1955

Mir Mine, the first...
Mir Mine, the first diamond mine in the USSR, is discovered. Mir Mine also called Mirny Mine is a former open pit diamond mine, now inactive, located in Mirny, Eastern Siberia, Russia. The mine is 525 meters (1,722 ft) deep (4th in the world) and has a diameter of 1,200 m (3,900 ft), and is the second largest excavated hole in the world, after Bingham Canyon Mine. The airspace above the mine is closed for helicopters because of a few incidents in which they were sucked in by the downward air flow.
Mir Mine, diamond

Births

in 1831
James Maxwell

James Clerk Maxwell of Glenlair was a Scottish physicist and mathematician. His most prominent achievement was formulating classical electromagnetic theory. This united all previously unrelated observations, experiments and equations of electricity, magnetism and even optics into a consistent theory.

Deaths

in 1986
Benny Goodman

Benjamin David “Benny” Goodman was an American jazz and swing musician, clarinetist and bandleader; widely known as the "King of Swing".
© 2011-2019, «www.this-day-in-history.net»