Out of stock
This is one SPECTACULAR specimen. Radial sprays of super bright lusterous yellow sprays covering almost all the matrix. Very clean edges. The color is a bit more saturated than the photos portray as the color graduates from colorless at the base of the sprays to a slightly limey yellow. Found in 1979 (41 years ago!!!) A top shelf specimen. Ex Ken Roberts collection.
Locality: Ojuela Mine, Mapimi, Durango, Mexico
Composition: zinc arsenate