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

Mina Rómulo, Collado La Mina, Llano del Beal, Cartagena, Comarca Campo de Cartagena, Region of Murcia (Murcia)  Spain

Specimen size: 10.6 × 6 × 4.2 cm = 4.17” × 2.36” × 1.65”
Main crystal size: 2.2 × 1.7 cm = 0.87” × 0.67”