Pin Fire Pattern and Palette Pattern
Pin Fire Pattern - Picture top
This type of stone has many tiny coloured dots as their pattern. It is the most well-known pattern in opals.
Palette Pattern - Picture bottom
Like the palette for an artist, many colours are placed in the whole face of the stone. The stone has this type of pattern which is very beautiful and brilliant.
cr: Black and Boulder Gemstory
cr: Presti and Presti Lapidary