Ludlamite with Vivianite

Blackbird Mine, Blackbird mine complex, Blackbird District, Lemhi County, Idaho  USA

Specimen size: 8.5 × 7.5 × 1 cm = 3.35” × 2.95” × 0.39”
Main crystal size: 0.3 × 0.2 cm = 0.12” × 0.08”