Bournonite
sold- Locality
- Chichibu mining district, Chichibu City, Saitama, Japan
- Minerals
- Bournonite
- Dimensions
- 5.5 x 3 x 3 cm
- Size class
- Small Cabinet
- SID
- K950
Well dispersed, isolated twinned Bournonite crystals to 4mm all over a Pyrite rich matrix. The Chichibu mine is hundreds of years old, and produced the first copper mined in Japan, in the year 707 C.E. A historic specimen in great condition.