This limited edition Acrylic Glass Print, designed by Giggu Gioggu, comes with a numbered and signed certificate of authenticity. Printed on archival-quality photo paper mounted on the back of a 1/8" thick, clear acrylic substrate, this artwork comes ready to hang on a wire attached to a wooden frame fixed on the back.
Opal is a hydrated amorphous form of silica (SiO2·nH2O); its water content may range from 3 to 21% by weight, but is usually between 6 and 10%.