not sure how to directly attach photos
Aru, I been working at that now for some 18 years, have more-or-less given up but admire those few a2k'ers who know how and have the patience to actually perform it
I keep asking Mgmt to find a better way....
Meanwhile thanks once more to Ed or Oss or whoever it is providing that occasional instruction sheet. Trouble is it 'tains a lotta tech terms, would take Your Average Clod (me) an hour to actually perform
Guess: A glossy black quartz (might recall the name later) with inclusion of beautiful gloss white opalite. Man, help