Thumbnail, 2.7 x 2.1 x 1.6 cm
Brazzaville (Reneville; Djoue), Brazzaville Department (Reneville Department), Republic of Congo (Brazzaville)

A beautiful cluster of very glassy and gemmy, dark emerald-green dioptase crystals to 1.5 cm from the classic locality of Reneville, Republic of the Congo. A very fine specimen from the Fred Pough Collection. The backlit photos highlight the intense green color and gemminess. 2.7 x 2.1 x 1.6 cm