The Croesus occurrence is located on the west flank of Morice Mountain, 15 kilometres southwest of Houston. The Croesus is reported to be adjacent and somewhat south of Sholto (093L 202). The Sholto and Croesus were covered by the Mound, Pot and Bill claims which are shown in Assessment Report 2844. No definitive location has been established for either occurrence or for Success (093L 007).
The Morice Mountain area is underlain by Lower Jurassic Telkwa Formation (Hazelton Group) volcanics which have been intruded by plugs of Eocene Nanika Intrusions. The Telkwa Formation is composed primarily of breccia, tuff, and flows of basaltic to rhyolitic composition while the Nanika Intrusions are composed mainly of quartz monzonite and felsite which are in part porphyritic.
The Croesus showing hosts chalcopyrite in granodiorite. A sample of the best mineralization assayed 0.3 per cent copper (Minister of Mines Annual Report 1930, page 143).
In 2011 and 2012, Quartz Mountain Resources Ltd. held the considerable Buck and Karma property. In 2011, the company conducted 3906 kilometres of aeromagnetic surveying which covered many occurrences in the region including the Peacock (Assessment Reports 33176, 34048).
Refer to South Porphyry prospect (093L 006) for a detailed work history of the CR property that was held in the mid- to late-2000s to early 2010s by Manson Creek Resources Ltd. and covered most of the showings in the Morice Mountain area.