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  • Calcium Carbonate (19 entries)
Foraminifera Fossils in Limestone from El Kharga Oasis, Egypt
Foraminifera Fossils in Limestone from El Kharga Oasis, Egypt by Ahmed Mohy
Calcium carbonate concretion occupying the void of an old root
Calcium carbonate concretion occupying the void of an old root by Antonio Jordán
Opening the Mesozoic Atlantic ocean
Opening the Mesozoic Atlantic ocean by Nuno Correia
Wannabe cubic calcite
Wannabe cubic calcite by Joanna Dziadkowiec
Carbonate concretion from a semiarid soil (Calcic Luvisol) near Seville
Carbonate concretion from a semiarid soil (Calcic Luvisol) near Seville by Antonio Jordán
Bermuda Grotto at Low Tide
Bermuda Grotto at Low Tide by Josue G Millan
Karst Landscape (Monte Cucco - Central Apennines)
Karst Landscape (Monte Cucco - Central Apennines) by Nicola Morgantini
Calderone glacier (Corno Grande - Gran Sasso - Italy)
Calderone glacier (Corno Grande - Gran Sasso - Italy) by Nicola Morgantini
Calcic Luvisol (near Sevilla, SW Spain)
Calcic Luvisol (near Sevilla, SW Spain) by Antonio Jordán
Calcium carbonate concretions in a soil horizon
Calcium carbonate concretions in a soil horizon by Antonio Jordán
Calcium carbonate concretions in a soil aggregate
Calcium carbonate concretions in a soil aggregate by Antonio Jordán
Large calcium carbonate concretions
Large calcium carbonate concretions by Antonio Jordán
Calcic Luvisol (Sevilla, SW Spain)
Calcic Luvisol (Sevilla, SW Spain) by Antonio Jordán
Calcareous nodule in a calcic horizon
Calcareous nodule in a calcic horizon by Antonio Jordán
Sandstone in dune field
Sandstone in dune field by Andreas Paul
Evaporite drip stones at the Dead Sea
Evaporite drip stones at the Dead Sea by Djamil Al-Halbouni
Mud cracks - nothing's simple
Mud cracks - nothing's simple by David Tanner
Manganese and iron covering a carbonate concretion
Manganese and iron covering a carbonate concretion by Antonio Jordán
Not a rock fragment!
Not a rock fragment! by Antonio Jordán
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