Black and white gastropod slices in chazy limestone
Fossiliferous limestone displays circular patterns of sinistral and dextral cuts and profiles of ancient snail shells. Calcite replacement of their calcium carbonate shells have left behind evidence of ancient mid ordovician life from shallow warm seas, Iapetus Ocean.
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ancientarcarchitecturalarcuatebackgroundbedrockbehindblackblastingcalcitecalciumcarbonatecementchamberschamplainchazychazyanchemicalcircularcurvescutsdextraldisplaysdownevidenceformationfossiliferousfossilsgastropodgeometricgraygreyhavehiddeniapetusislandlakeleftlifelimelimestonelookmarinemidmillionsmineminingnewnoticeobserveoceanordovicianpaleontologypatternedpatternsplainprofilesquarryreplacementseassedimentaryshallowshellssinistralslicessnailsteppingstonestudysymbolsymbolictheirvalcourventralviewwarmwhiteyork
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