Quartz (variety amethyst) with Calcite

Santiño Quarry, Tres Cerros de Santiño area, Artigas Department  Uruguay (2006)

Specimen size: 7.5 × 6.3 × 4.9 cm = 2.95” × 2.48” × 1.93”
Main crystal size: 0.7 × 0.7 cm = 0.28” × 0.28”