How to spot a fake diamond

I quite like this guide to fakery by kickass lo-fi science site Hunkins Experiments.


More like this

Incidentally, Tim Hunkin (with Rex Garrod) also did The Secret Life of Machines, which is very much worth tracking down.

Ah! I remember Tim Hunkin from his excellent "Rudiments of Wisdom" cartoons in the Observer (I think) back in the 70s (I think).