Is there a mine in or near Caerphilly Glamorganshire ??

Oh yes ! probably too many to name - I'll post a pointer soon :-) http://www.genuki.org.uk/big/wal/GLA/Eglwysilan/

The closest to the town was probably :-
Rhos Llantwit
nr. Caaerphilly, Glampganshire
Rhos Llanwit Coal Co.

http://www.welshcoalmines.co.uk/

During the 19th century Caerphilly became a mining town and was also a centre for a local cheese-making industry. http://en.wikipedia.org/wiki/Caerphilly

Remember I am from the Washington

Its a Global village now :-) Auckland, Washington, Boise, Perth you are still welcome !