Stokesite with Albite, Microcline, smoky Quartz and Muscovite

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

Specimen size: 3.6 × 2.7 × 2.2 cm = 1.42” × 1.06” × 0.87”
Main crystal size: 0.2 × 0.2 cm = 0.08” × 0.08”