Fossiliferous Limestone Specimen, Fossiliferous Limestone Specimen for sedimentary rock identification and studying fossils within whole rocks, Pack of 12

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Formed at bottom of marine environment through compaction of deceased organic matter in clay or silt cementFor use in classroom identification labs and exercisesCorrelates well to Next Generation Science Standards Evidence StatementsReacts strongly with hydrochloric acid, making it good for demonstrating effervescenceMade up of organic material, mostly CaCO3