northern idaho outliers pkl - isugeology.isu.edu/digital_geology_idaho/slideshows/ssbatholith... ·...
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Northern Idaho Outliers
Idaho Batholith
Photos by Jim CashMoscow High School
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Outcrop of Cretaceous granite in roadcut on Moscow Mountain, U.S. 95, Latah Co.
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Jurassic granite at Dworshak Dam Visitors Center
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Sheared Jurassic granite at Dworshak Dam Visitors Center
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Selkirk Mountains, Joe Lake cirque from saddle between unnamed peak above Hidden Lake-Smith Creek drainage.
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Granite in Lion Creek Basin, Selkirk Mountains, Boundary County.
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Unnamed Peak from trailhead to Two Mouth Lakes-Myrtle Creek drainage, Selkirk Mountains, Boundary County.
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Thin section of Cretaceous-Jurassic hornblende-biotite quartz diorite. The twinned gray minerals are plagioclase feldspar. The biotite is the long green and brown mineral. Hornblende is the colorful mineral in the right side of the quadrangle.
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Granodiorite of Bonners Ferry, District Road, Bonner County