Llun: 1
Tylorstown Tip, Rhondda Fach. View from tops

Burned clay shale from coal measures. Flaky cleavage, Tylorstown tip

Llun: 2
Tylorstown Tip, Rhondda Fach. View from tops

Coal, clay ironstone nodules, shale burned red in internal combustion of tip sidevite veins and crystal layer. Tylorstown tip, 05/08/71

Dyddiad: 05/08/1971

Llun: 3
Tylorstown Tip, Rhondda Fach. View from tops

Coal. Siderite (FeCO3) an iron ore inferior to the oxides (hematite and limonite) as a yellow vein mineral. Quartz. Tylorstown tip

Llun: 4
Tylorstown Tip, Rhondda Fach. View from tops

Yellow siderite (FeCO3) (rounded faces to crystals) and glass-like Quartz (SiO2) on clay shale. Tylorstown tip. 1971

Dyddiad: 1971

Llun: 5
Tylorstown Tip, Rhondda Fach. View from tops

Coal measure fossils. Calamites (ribbed), Stigmaria spotted. Red, white and black burned shales. Tylorstown tip