Valentia Slate

From Valentia Island, Co Kerry, this slate has a very unique purple/blue colour.
Old salvaged valentia slate can be more than one hundred years old.
It's the only quarry in Ireland extracting slate block.
Valentia is well known for its slate slabs suitable for flooring, fireplaces, headstones, etc.
It was used to roof the British houses of Parliament at Westminster,{House of Commons, House of lords}
Valentia was also used in the British Public records office and several London stations.