Smallcleugh Mine, Nenthead Mines area, Nenthead, Alston Moor civil parish, Eden District, North Pennines Orefield, former Cumberland, Cumbria United Kingdom
Specimen size: 6.9 × 6.8 × 4 cm = 2.72” × 2.68” × 1.57” Main crystal size: 2.7 × 2.5 cm = 1.06” × 0.98”
