The lower section of the interval contains very strong mineralization with 1-5% visual sulfide and localized breccias containing up to 30% chalcocite.

Source: https://investingnews.com/aston-bay-and-american-west-metals-announce-major-copper-discovery-at-the-storm-copper-project-canada/

The primary copper minerals are malachite, chrysocolla, chalcocite as well as rare covellite and chalcopyrite occur as disseminations, in quartz veinlets and along fractures primarily hosted in potassic and phyllic-altered Laramide age quartz monzonite.

Source: https://investingnews.com/copper-fox-provides-partial-analytical-results-for-2022-metallurgical-drilling-program-at-schaft-creek-project/