fossil

Limpets Shell / Fossil Specimen

Patellogastropoda (Class)

Hardness: 3-4 (Mohs scale) for calcium carbonate; Color: Greenish, grey, and brown mottled outer surface; Luster: Pearly to dull; Structure: Conical shell composed primarily of aragonite or calcite.

Hardness: 3-4 (Mohs scale) for calcium carbonate
Color: Greenish, grey, and brown mottled outer surface
Luster: Pearly to dull

Identified August 3, 2026More fossil →

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Physical properties

Hardness: 3-4 (Mohs scale) for calcium carbonate; Color: Greenish, grey, and brown mottled outer surface; Luster: Pearly to dull; Structure: Conical shell composed primarily of aragonite or calcite.

Formation & geological history

Formed through biomineralization by marine gastropods in intertidal coastal marine environments. Can be found as fossilized specimens in sedimentary rock layers dating from the Paleozoic era onwards.

Uses & applications

Used in educational displays, fossil collecting, decorative items, and sometimes crafted into jewelry.

Geological facts

Limpets are famous for having the strongest biological material known to science in their teeth, which are made of goethite fibers embedded in a protein matrix.

Field identification & locations

Found worldwide in intertidal zones adhering to rocks or as fossils in marine sedimentary strata. Key indicators of ancient marine environments.

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Fossilized Crinoid Stem in Limestone

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Fossiliferous Limestone with Crinoid stems

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