Prehnite with Calcite, Quartz (variety smoky) and Clinozoisite-Epidote (Series)

Isabel Quarry (La Saludadora Quarry), La Cabrera pluton, Valdemanco, Comarca Sierra de Guadarrama, Community of Madrid  Spain (02-03/1999)

Specimen size: 7.7 × 6 × 4.6 cm = 3.03” × 2.36” × 1.81”
Main crystal size: 0.7 × 0.7 cm = 0.28” × 0.28”