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Where does gold come from? - David Lunney
How is gold made?
GOLD | How It's Made
How is gold made? #Elemental #Shorts
SPACE LAB: Where Did All the Gold in the Universe Come From?
How did gold appear on Earth?
We Were Wrong About Gold's Origin
Where Does Gold Come From? | Colour: The Spectrum of Science | Earth Science
Gold | How It's Made
How GOLD is made
Lesson 1 - Where Does Gold Come From? Technical Level: Basic
how is gold formed
