Galena (CWO)

Galena (CWO)

Pen y Gaer hill, Llanidloes, Central Wales Orefield. This specimen was obtained from a very small trial, not known as a mine. It is about 80% galena with the rest being quartz. The galena is very finely cleaved and is better observed under a microscope. The quartz is a very fine aggregate intermixed with galena.