Relatively large bright blue tabular crystals of linarite with earthy green malachite and colorless massive quartz on a base of quartz rich matrix. There are also fine veinlets of blue and green throughout the rock.
- Shepard, Charles Upham, 1804-1886
- University of South Carolina. McKissick Museum.
- Roughton Gill Mine, Cumberland, Cumbria, England, United Kingdom
- Historic Southern Naturalists