EA13AE2: Quartz (variety chalcedony) - Mamuju area, Sulawesi Barat Province Indonesia
Quartz (variety chalcedony)

Mamuju area, Sulawesi Barat Province  Indonesia (2016)

Specimen size: 4.2 × 2.5 × 2 cm = 1.65” × 0.98” × 0.79”
Main crystal size: 0.4 × 0.4 cm = 0.16” × 0.16”

specimens/s_imagesAE2/Quartz_chalcedony-EA13AE2r.jpg