Quartz (variety amethyst) after Calcite with Hematite

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

Specimen size: 16.8 × 8.9 × 1.8 cm = 6.61”
Main crystal size: 1.6 × 1.5 cm = 0.63”