- Disseminated Ourayite
- Miniature, 4.0 x 3.5 x 1.0 cm
- Deo Gratias Mine, La Cienega, Mun. de Pitiquito, Sonora, Mexico
- Ex. Josef Vajdak
A very rare silver-lead-bismuth sulfide. The bright metallic luster of the abundant disseminated ourayite, as anhedral crystals to 2mm, contrasts well with the dark matrix. J. R. Jelks collection label.