[VadeRetro]

The same way a very small cube of pyrite forms except over a longer period.

We're in the Archaean. What longer period?

[AndrewC]

..of time.

You have real trouble with English. Think macro v. micro evolution. It is the same principle, that is why I referred to you. And we are not in the Archaean we are in the present.

[VadeRetro]

So you've got 5,020,000 1-gram chunks laying around which have a specific gravity of 5.02. Each such chunk is a cubic cm, having an area of six cm squared. Hmmm.