Limestone Formation · CO₂ into Stone
unseel.com · carbonate chemistry · biomineralization · burial
Net Ca²⁺ + 2HCO₃⁻ → CaCO₃↓
Solid calcite / aragonite
phase
Ca²⁺ ions
HCO₃⁻ bicarbonate
CaCO₃ shells
CO₂ released
Limestone strata
Unseel.com · Limestone Formation