- Thumbnail, 2.2 x 2.2 x 2.0 cm
- Brazzaville (Reneville; Djoue), Brazzaville Department (Reneville Department), Republic of Congo (Brazzaville)
The large crystal, measuring 2.0 cm in length, is doubly terminated, lustrous and translucent, with a deep emerald green color. Classic old material in the 1950s-1970s. Ex. Carnegie Museum Collection.