gold test pen

[Brandt]

any body ever use the gold test pen from goldmine world that mike designed? have one has a blue ink in with some tin chloride you have to look at under a strong glass 40-100 power

 

[goldsilverpro]

Haven't tried the pen. I did happen to notice that he was selling 20 gram assay crucibles for $14, whereas legend-reno.com sells them for $1.50 to $2 (in lots of 25), depending on the brand.

 

[Platdigger]

Have you guys noticed that he died?
It states april, 16th on his website.