1. Blende from Tynyfron levels was transported to Cwmrheidol Mine (Nprn 33828) by a tramway.
B.A.Malaws, 11 October 1999.
2. Said to have been, together with Ystumtuen (Nprn33909) one of the original mines in this locality, known to have been active 1839-82 and seems to have been involved with the reworking of Cwm Rhiedol, 1910-17 (see 1. above).
There appear to be few, if any surface remains.