Description
Laubmannite is a mixture of the phosphates Beraunite, Dufrénite and Kidwellite and was originally described from this locality here,- Shady of Polk County, Arkansas, by Frondel (1949). Discredited in 1990 by Dunn because the type material was determined to be a mixture of the 3 still mentioned species. But this is a good mini with olive-green spherical sprays. Rare material, seldom seen for sale.