- Miniature, 3.7 x 2.5 x 2.2 cm
- Wheal Boys (Trewetha Mine), Trewetha, St Endellion, Area East of Wadebridge, Wadebridge District, Cornwall, England, UK
An OLD-TIME, CLASSIC and EXCELLENT bournonite specimen from the Cornwall Type Locality - Wheal Boys. This fine piece consists of metallic-bright, thick cogwheels of bournonite in parallel growth, This is textbook crystal form and the specimen is essentially pristine. Easily over 100 years old and seldom available in this quality from the Type Locality. Ex. Mathews and Borland Collections.