Quartz (variety smoky) with Actinolite

Val Giuv, side valley, Tujetsch (Tavetsch), Municipality of Tujetsch (Tavetsch), Surselva District, Grischun (Grisons; Graubünden)  Switzerland

Specimen size: 5.3 × 4 × 3.1 cm = 2.09” × 1.57” × 1.22”
Main crystal size: 2.2 × 1.2 cm = 0.87” × 0.47”