Dahlonega Gold Belt Amphibolite
Near Little River Marina
Lake Allatoona, Georgia

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Amphibolite (metabasalt) of the Dahlonega Gold Belt Georgia Geological Society finds excellent exposures due to low lake levels (October, 2007)

Like the skewed columns of an alien city Erosional cavities in dipping Gold Belt amphibolite (Photographer's cap for scale -- color almost identical to rock)

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Gold Belt amphibolite Near Little River Marina Lake Allatoona, Georgia