EC12AE0: Quartz (variety chalcedony) - Smara, Western Sahara 
Quartz (variety chalcedony)

Smara, Western Sahara   (2016)

Specimen size: 7.7 × 7.5 × 3.7 cm = 3.0” × 3.0” × 1.5”
specimens/s_imagesAE0/Quartz_chalcedony-EC12AE0f.jpg