- Miniature, 4.0 x 2.2 x 1.7 cm
- Neue Hoffnung Gottes Mine, Braunsdorf, Freiberg District, Erzgebirge, Saxony, Germany
Berthierite is an uncommon iron, antimony sulfosalt. This fine specimen of solid berthierite features iridescent, blue, bronzey, silvery and golden acicular crystals and is from a classic German locale - the Neue Hoffnung Gottes Mine near Freiberg. Old-time material. Ex. Wes Parker Collection.