ERIC BROCK GLASS MARBLE/.813″-DICHROIC ZEBRA FILIGRANA HIDER-SAPPHIRE,LAVENDER+
FILIGRANA HIDER-. BLACK & WHITE FILIGRANA. ERIC BROCK. -DICHROIC ZEBRA.813″ SHOOTER. RIBBON WITH DICHROIC IN. HANDMADE GLASS MARBLE. While I have enjoyed marbles and artistic glass work, all my life, I am not a marble expert.