Llun: 1
Penarth Front

Fault in Rhaetic South of Penarth. Downthrow of 3 foot on South (left). Back not quite vertical. 16/11/68

Dyddiad: 16/11/1968

Llun: 2

Red and white gypsum or 'alabaster' CaSO4 2H2O Penarth Head. Precipitated from Trias desert lake. Vein in tea green marls rep. by nodules further West. 1968

Dyddiad: 1968

Llun: 3
Penarth Head and pink gypsum or alabaster CaSO4 2H2O

Pink alabaster of red trias clif, Penarth head, June 2001

Dyddiad: June 2001

Llun: 4
Penarth Head and pink gypsum or alabaster CaSO4 2H2O

Satin spar gypsum fibrous. From red/white strata. Penarth Head 1968

Dyddiad: 1968

Llun: 5
Penarth Head and pink gypsum or alabaster CaSO4 2H2O

White and pink gypsum from Trias sedimentaries of Penarth Head, 28/09/68

Dyddiad: 28/09/1968

Llun: 6
Views from Penarth Head and over Cardiff Bay

Double fault. Cliff east of Lavernock Point. August 1978

Dyddiad: August 1978

Llun: 7
Lavernock Geology cliff and beach platform shale bands and clay mud

Appearance of mortar in Lias east of St Marywell Bay. 1978

Dyddiad: 1978

Llun: 8
St Marywell Bay, Swanbridge

Dry erodible Rhaetic white lias. Little vegetation. St Maryswell Bay. January 1983

Dyddiad: January 1983

Llun: 9

Chunk of fallen tufa on beach showing honeycomb. St Mary's Well bay. January 1983

Dyddiad: January 1983

Llun: 10
St Mary's Well Bay. Rhaetic cliff in centre, Tufa

Fossil oysters abundant in lias boulders. St Mary's Well Bay. January 1983

Dyddiad: January 1983

Llun: 11
St Mary's Well Bay. Rhaetic cliff in centre, Tufa

Marine ripples blue lias. East end St Maryswell Bay. January 1983

Dyddiad: January 1983

Llun: 12
St Mary's Well Bay. Rhaetic cliff in centre, Tufa

Lias/Rhaetic/Triassic pebbles. West St Mary's Well bay. January 1983

Dyddiad: January 1983