They have to dig for it There are several different mining sites in Australia where different types of opal is found.
Coober Pedy, in the South Australian outback, is the world's largest opal mining area.
They took gold mining from the Earth? Who took the gold mining and how? There's no more gold mining on Earth? What's up with that?
sleep.
sleep.
The entire supply of opal, which usually comes from the continents of earth.
The gem emblem of South Australia is the opal. The opal was adopted as the state gem on 15 August 1985. Eighty percent of the world's opals come from just three opal mining areas in South Australia.
Coober Pedy is an opal mining town in the outback of the state of South Australia.
earth
Mining requires deforestation...
It is called mining.
It would be mining on the earth's moon. We have not done that.