Prehnite with Quartz and Orthoclase

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

Specimen size: 7.2 × 5.4 × 2.2 cm = 2.83” × 2.13” × 0.87”