Herderite on Albite, Dassu, Shigar, Pakistan.


Remarkable green prismatic crystal of herderite on white albite.

Green herderite from Pakistan is exceedingly rare: it has since become an instant classic.

Herderite is a phosphate of calcium, beryllium and fluorine. It is found in granitic pegmatites.

Here is a video of this remarkable herderite crystal from Dassu, Shigar, Pakistan: