Hornblende Gabbro-Diorite from the Spaulding quartz diorite. Thin section contains hornblende, plagioclase, and quartz. Hand sample contains hornblende, plagioclase, and quartz.
Western Minerals Inc.
Is Part Of
Concord Quad, on highway 127, W flank of Emerson Hill, 1.25 mi E of Dam and Bridge at West Hiplinton
Purchased from Western Minerals, Inc.
Spaulding Quartz Diorite
Number of Thin Sections