ER54AM7: Quartz with Orthoclase and Mica - Navazales Quarry, Community of Madrid Spain
Quartz with Orthoclase and Mica

Navazales Quarry, La Cabrera pluton, Valdemanco, Comarca Sierra de Guadarrama, Madrid, Community of Madrid  Spain (05/2001)

Specimen size: 21 × 10.1 × 13.2 cm = 8.27” × 3.98” × 5.20”
Main crystal size: 8.2 × 4.8 cm = 3.23” × 1.89”

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