Venetian Glass Dichroic bead measuring approximately 15mm in length and about 12mm across. They are shaped like a pebble with little flat sides and angles. Transparent colors of Murano Glass worked with Dichroic. Dichroic is a film of metals which are applied under vacuum on authentic Murano Glass which both transmits and reflects colors. We use a variety of Dichroic colors in these pieces. The base color is clear Murano Glass.