Calcite and red haematite associated with hydro thermal solutions from underlying old red sand stone on Mumbles Head & mined by the Romans

- Image ID: P995T2

Calcite and red haematite associated with hydro thermal solutions from underlying old red sand stone on Mumbles Head & mined by the Romans

Holden Geology / Alamy Stock Photo

Image ID: P995T2

Location: Limeslade Bay, United Kingdom