I’ve dopped a few of the 8 millimeter diameter garnets that I set
aside for practice and am attempting to grind cabochons on my flat
I’ve used a 175 steel diamond wheel, a 350 steel diamond wheel, a 325
foam backed 3M diamond paper wheel, and a 600 foam backed 3M diamond
The foam backed wheels work great for removing facets.
I haven’t seen any asterisms though. At what grit or polish level
should I be able to see them?
Also, even if no asterisms are found, can they legitimate be used as
Andrew Jonathan Fine