Mineralpedia Details for Macdonaldite
Macdonaldite from Esquire #8 claim, Big Creek, Fresno Co., California, United States
- Special Info
- Type Locality
Brown veins of Pellyite with white acicular and silky groups of Macdonaldite. Macdonaldite is a rather rare barium silicate found only in Italy and California. This being the Type Locality. This can be considered a good specimen.