Specimen of the agate variety of quartz 
Quartz var. agate
Custodian: University of Glasgow Hunterian Museum and Art Gallery
Reference: GLAHM 116444
This is a polished oval cabochon of 58.6ct agate variety quartz.
Quartz var. agate
Custodian: University of Glasgow Hunterian Museum and Art Gallery
Reference: GLAHM 116444
This is a polished oval cabochon of 58.6ct agate variety quartz.