HOW DO THEY DO IT? Mondays 9:30p on Science In the world of diamond mining, everything starts with a bang. Thousands of tons of rock are blasted each day in order to reach diamonds that form...
========== Narrator:
IN THE WORLD OF DIAMOND MINING,
EVERYTHING STARTS WITH A BANG.AT THE DIAVIK MINE,THEY BLAST OUT THOUSANDS
OF TONS OF ROCK PER DAY,SEARCHING FOR DIAMONDSWHICH ORIGINALLY FORMED
93 MILES BELOW GROUND.THE DEEPEST HOLE
WE'VE EVER DUGISN'T EVEN A TENTH AS DEEP.SO HOW DID THEY GET
TO THE SURFACE?VOLCANIC ACTIVITY
CARRIED THEM UPTHROUGH THE PLANET'S CRUST.Narrator: THEY'RE EXCAVATING
2.5 BILLION YEAR OLD ROCKTO REACH THE VOLCANIC DEPOSITS
CALLED KIMBERLITE PIPESWHERE THE DIAMONDS LIE.Man: KIMBERLITE PIPE IS JUST
A ROUND PIPE OF LAVA FLOWTHAT COMES UP MILLIONS
AND MILLIONS OF YEARS AGO THATWE'RE ACTUALLY DRILLING
IN AN OLD VOLCANO.Narrator: VOLCANIC ORE IS LOADED
ONTO GIANT 240-TON TRUCKSTHAT CREEP UP THE SPIRALING RIMOF THE CR...
