- Blackbird Mine, Blackbird District, Lemhi Co., Idaho, USA
- Miniature, 3.5 x 0.6 x 0.3 cm
A sharply terminated, gemmy and lustrous, bi-colored vivianite crystal from the famous Blackbird Mine of Idaho. The upper portion is a rich lilac color with the bottom being a pleasing sea-green. Blackbird vivianites of this gemminess and quality came out in the 1940s and 50s.