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Llech Ronw

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Stone of Gronw

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Afon Bryn Saeth

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Cynefin: Bro Ffestiniog

Llech Ronw, or the Slate of Gronw, is a holed stone located along Afon Bryn Saeth in Blaenau Ffestiniog, Wales. The stone is described as being roughly forty inches by thirty inches with a hole of about an inch in diameter going through it.
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