Pirquitasite on Matrix
Locality: Oploca Vein, Pirquitas Mine, Rinconada Department, Jujuy, Argentina
*Pirquitasite Type Locality*
Fine, black, striated crystals of Pirquitasite (left side of sample) in a brown matrix (potentially sphalerite) associated with colloform-esque banding of a black mineral (potentially cassiterite)









