Erratum to: Arab J Geosci

DOI 10.1007/s12517-014-1466-z

Regrettably, the online version of this article contained an error.

The equation found on page 16 was incorrectly captured. The correct equation is given below.

$$ \mathrm{Pb}-\mathrm{rich}\kern0.30em \mathrm{Copper}\ \mathrm{Sulfide}+\mathrm{Pb}-\mathrm{rich}\kern0.30em \mathrm{Pitchblende}\underset{-\mathrm{Cu},-\mathrm{Pb}}{\overset{\begin{array}{l}\mathrm{Alteration}\\ {}+\mathrm{Volatile}\;\left(\mathrm{CI}\right)\end{array}}{\to }}\mathrm{Atacamite}+\mathrm{Kasolite} $$