187 ct Beginners Rough Opal with Video Tutorials opal-jewelry The crystal opal exhibits a

The crystal opal exhibits a lime green with a touch of blue and yellow

Flagstone pattern semi black opal

Bright green color in a broadflash pattern and a high domed dark opal

A piece of ancient bone has been opalised

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187 ct Beginners Rough Opal with Video Tutorials opal-jewelry The crystal opal exhibits aStart here if you are new to opal cutting! Along with your rough opal, we will send you a series of video tutorials covering how to set up your equipment, how to get the more our of your parcel and most importantly a series of 4 lessons on how to cut and polish. These videos are exclusive to our customers and are not available anywhere else. Each parcel is individual and you will get the exact opals in the images. You will get potch with no color