Late Triassic to Early Jurassic climatic change, northern North Sea region: impact on alluvial architecture, palaeosols and clay mineralogy - From Depositional Systems to Sedimentary Successions on the Norwegian Continental Margin - page 84

Smectite welling ML Chlorite Illite aoliniteGoethite Hematite

0 100 0 100 0 100 0 100 0 100 0 100 0 100

S1

USG

S3

S4

LSG

S5

L01

ULF2

L02

L03

ULF1

L05

L06

L07

MLF

L08

L10

L11

LLF

L12

Alke Formation

Fig. 14. Stratigraphic distribution of clay minerals (%) smectite, swelling mixed-layer (ML), chlorite, illite and kaolinite
and iron oxides hematite and goethite through the Lunde Formation and the Statfjord Group.