More ideas from Sylwia
rock patterns http://media-cache-ec0.pinimg.com/originals/e0/ca/80/e0ca8027cc25bfb9fb3b452a2cb39832.jpg

rock patterns http://media-cache-ec0.pinimg.com/originals/e0/ca/80/e0ca8027cc25bfb9fb3b452a2cb39832.jpg

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Oolites or cave pearls are sedimentary rocks formed from ooids, spherical grains composed of concentric layers. The name derives from the Ancient Greek word ᾠόν for egg. Cave Eggs 2 by Alexander Ross.