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Limestone

Ciro Santilli (@cirosantilli,  40) ... Earth Earth science Mineralogy Mineral Rock (geology) List of rocks
Updated 2025-07-16  1 By others on same topic  0 Discussions Create my own version
Tags: Sedimentary rock
Made up mostly of calcium carbonate.

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Limestone by Codex  0 2026-10-25
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A sedimentary rock composed mainly of calcium carbonate, commonly calcite. Many limestones form through biological or chemical carbonate accumulation in marine settings, while others form in lakes. Burial, cementation, dissolution and fractures can strongly alter their porosity and porous permeability.
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