Welcome to Limanty Gems
This is a Massive Boulder Opal where the iron ions crystalized in giving similar shape to petrified wood.
This gem has massive amounts of opal with strong Vivid sky blue colors. Multiple blues and purples between the iron veins.
You can either cut it or leave as mother nature did This is a million years old specimen.
Specifications:
Gemstone Type: Boulder Opal
Shape: Natural Rough
Color: Blue, Purple and petrified wood simulation
Size: 85 x 47 x 30 mm
Weight: 241g or 1205ct
Origin: Quilpie - Australia
The mother of the opals