Investor Presentaiton

Regional Geology Lemhi Gold Property Underlain by quartzites and phyllites of mesoproterozoic age Tgod Kog Tgdd Yag YXm Yam YXm Tgs Tgs YXm Yag Yag Yag YXm Yh Ybe Yag Yam Ybe Lemhi Gold Property Ybe Yam Yag Oi Yag Yag Ts Tcv Tcv Ybe Yh Yh Ybe Ybe Ts Ts Ts Qa Ybe Tcv Qa Quaternary alluvial deposits Oi Ordovician intrusive rocks (includes Beaverbead pluton) Tgs Eocene granite, pink granite, syenite, rhyolite dikes, and rhyolitic shallow intrusive Ybe Belt Supergroup and related rocks (includes Meadow Creek metamorphic sequence) Tgdd Eocene granodionite, granite, diorite, and shallow dacitic intrusive Yam Mesoproterozoic amphibolite Ts Tertiary sedimentary rocks, undifferentiated Yag Mesoproterozoic augen gneiss and porphyritic granite Tcv Eocene Challis Volcanic Group, volcanics and volcaniclastics Yh Hoodoo Quartzite Kog Cretaceous orthogneiss, and foliated granodiorite and granite (includes mylonitic plutonic rocks in western Idaho suture zone) 12

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