· Class VII. Dominant Opal
· All dominant opals regardless of pattern or primary color. Most opals are based on blue,
but brown opals and ash red opals do occur, both in intense and dilute phases. Whitish bars
and checkering can occur in this color class and is acceptable. Faded opals shall show in the
Faded class (XII). Grizzle opals shall show in their respective Grizzle class.