Quartz

Tsaramanga pegmatite (Tongafeno pegmatite), Comunidad Mahaiza, Betafo District, Vakinankaratra Region  Madagascar

Specimen size: 9.6 × 4.7 × 3.3 cm = 3.78” × 1.85” × 1.30”
Main crystal size: 8.5 × 2.0 cm = 3.35” × 0.79”