Wikimedi'Òc

Silica pseudomorph after halite crystals and silicified remains of algae 2.jpg - Benoit Potin

Silica pseudomorph after halite crystals and silicified remains of algae 1.jpg - Benoit Potin

Silica pseudomorph after halite crystals and silicified remains of algae 3.jpg - Benoit Potin

Silica pseudomorph after halite crystals and silicified remains of algae 4.jpg - Benoit Potin

Silica pseudomorph after halite crystals and silicified remains of algae 6.jpg - Benoit Potin

Silica pseudomorph after halite crystals and silicified remains of algae 5.jpg - Benoit Potin

Silica pseudomorph after halite crystals and silicified remains of algae 8.jpg - Benoit Potin

Silica pseudomorph after halite crystals and silicified remains of algae 7.jpg - Benoit Potin