Fig. 1. Geologic map of the stock consisting of the Lower Caribou Creek megacrystal granodiorite (rectangular block pattern; green), the Goat Canyon-Halifax Creeks quartz monzonite (v-pattern; blue), and biotite-hornblende tonalite and diorite border facies (random dash pattern; red); modified after Hyndman (1968 but omitting many other mapped rock types. The highway from Nakusp to Burton and forest roads extending into the map area are not shown. Hyndman's HQ-samples and areas A, B, and C, indicated by solid dots, are discussed in the text.