Chalcosiderite with Quartz

Wheal Phoenix, Phoenix United Mine, Minions, Linkinhorne, Liskeard District, Cornwall  United Kingdom

Specimen size: 7.9 × 6.1 × 2 cm = 3.11” × 2.40” × 0.79”
Main crystal size: 0.2 × 0.1 cm = 0.08” × 0.04”