Berthierite - Sold
- 5.2 by 4.2 by 3.2 cm – Miniature specimen (fits into a 5 cm cube)
Berthierite is an iron antimony sulfide named in honor of Pierre Berthier (1782-1861), a French chemist (Haidinger, 1827). This specimen is a compact mass of acicular berthierite crystals, which terminate in 2-3 mm needles in a quartz lined cavity. A classic heavy ore specimen from this historic mining region. There is an unidentified old label glued to the back of the specimen, as well as a vintage Charles Hoadley label. This specimen was part of the personal collection of Ralph Merrill, proprietor of the prolific mail order business Minerals Unlimited, obtained in 1956. Merrill's collection card and label also ship with the specimen.