TM66X3: Fluorite and Chalcopyrite - Groverake Mine, County Durham United Kingdom
Fluorite and Chalcopyrite

Groverake Mine, Rookhope, Weardale, North Pennines Orefield, County Durham  United Kingdom

Specimen size: 7 × 6.4 × 4.5 cm = 2.8” × 2.5” × 1.8”
Main crystal size: 4.9 × 3.8 cm = 1.9” × 1.5”

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