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ar draethau hynafol

'on ancient shores'

Haul yn codi ar draeth Traeth Bychan. Mae'r slabyn wedi ei ffurfio o galchfaen carbonifferaidd, sydd yn ryw 450,000,000 mlwydd oed (cyn y deinosoriaid). Olion ffosilau yw'r patrymau crwn ar wyneb y garreg.

 

The slab here is formed from carboniferous limestone, which makes it approx 450,000,000 years old (pre-dinosaur times). The circular patterns on its surface are due to weathered fossils.

 

explore #241 Dec 8th, 2011

 

 

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Uploaded on December 8, 2011
Taken on November 19, 2011