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Spatial Coverage is exactly "Concord Quad., on ramp of Exit 8 on I-89E, across from highway 103. "

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Hypersthene Quartz Diorite

Hypersthene Quartz Diorite from the Spaulding Quartz Diorite. Thin section contains pyroxene, quartz, biotite, plagioclase, and alkali feldspar. Hand sample shows micas, quartz, feldspars, and pyroxene.

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atom, dcmes-xml, json, omeka-xml, rss2