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Oh wow that's amazing. Do you ever go look for opal's? That would be great.

No; its not really developed. You're essentially camping. Byo equipment, food etc. Very hard work digging down to the right depth etc.
Some people move up there (Coober Pedy) and never come back.
Gets in your blood, like stacking, I guess.

That would be hard to pull yourself away from if you got hooked like stacking. Lol