Green Onyx
Green Onyx is a banded agate, a variety of quartz, belonging to the Chalcedony family of stones. All types of Agate are composed of SiO2 They form according to a trigonal crystal structure, and have a hardness of 7 on the Mohs scale.
*As we are consistently receiving new stock in store our staff will intuitively choose the perfect item for you. All images are only an indication of what is available as no two stones are the same*
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