Re: OT: Marcury has a layer of diamond 10 miles thick, NASA spacecraft finds

 

Diamond, like gold, is valuable because it's rare. Accessing cubic
miles of diamonds would trash its value.
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Sure, but the first sample return will pay for itself.
And marketing those as 'the first Mercury diamonds' may help too.
NASA always asking for more budget.. there you go!
Few consumers want moon dust...

 
It may be less attractive if you include the cost of shipping.