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Sandstone
A clastic sedimentary rock composed mainly of sand-sized mineral particles or rock fragments.
Rounded Pebbles
Smooth, round stones typically formed by the prolonged action of water or other forms of erosion and weathering on rocks.
Sandstone
A sedimentary rock made primarily of sand-sized grains of minerals or fragments of rocks, classified as clastic.
River
A significant stream of water that moves through a natural channel, heading towards the sea, a lake, or joining another stream.
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