Schorl with Feldspar and Opal

Erongo Mountain, Usakos, Erongo Region  Namibia

Specimen size: 12.2 × 4.4 × 3.1 cm = 4.80” × 1.73” × 1.22”
Main crystal size: 11.1 × 3 cm = 4.37” × 1.18”