Quartz with Dolomite (variety Fe-bearing dolomite) and Chlorite

Balsaroleta, Sallent de Gállego, Tena Valley, Comarca Alto Gállego, Huesca, Aragon  Spain (1947)

Specimen size: 9.2 × 8.2 × 3.1 cm = 3.62” × 3.23” × 1.22”
Main crystal size: 3.1 × 1 cm = 1.22” × 0.39”