[Rockhounds] Correction: Mine Rescue Gossan Lead - Additional paper

[Paul]

An additional paper is:

Gair, J.E. and Slack, J.F., 1984. Deformation, geochemistry,
and origin of massive sulfide deposits, Gossan Lead District,
Virginia. Economic Geology, 79(7), pp.1483-1520.
https://pubs.geoscienceworld.org/segweb/economicgeology/article-abstract/79/7/1483/19894/Deformation-geochemistry-and-origin-of-massive?redirectedFrom=fulltext

Yours,

Paul H.