The G.H. 6 showing is located on the steep north bank of the Similkameen River, about 230 metres north of Nine Mile Creek Indian Reserve 4 and 15.5 kilometres east of Princeton.

Copper mineralization occurs in leucocratic quartz diorite of the Early Jurassic Bromley batholith. The quartz diorite is fractured, faulted, and intruded by a few felsic and mafic dykes. Epidote is the most common alteration mineral. Minor hematite occurs along fractures and faults.