Synthetic opals are distinguished by (a) hardness, (b) mosaic pattern, © layering, and (d) play of color. Put your answers here!
{B} Mosaic pattern
(B) mosaic pattern
Mosaic pattern
mosaic pattern. Inside mosaic there is a cellular, scale-like, snake skin, or chicken wire structure
a)hardness. The synthetic opals contain 70-75% silica therefore they have increased durability and structural stabilty than the natural opals. They do not contain water either therefore they are more moisture and temperature resistent.
Mosaic pattern