Table 2.

Bulk clast composition and provenance (>8 mm) of the newly discovered diamicton at Happisburgh. Clasts have been aggregated from each of the four bulk samples

n%
Palaeogene/Brown/White/C-M flint156
QuaternaryTotal Palaeo/Quat.15637.9
CretaceousBlack Flint8420.4
Chalk11828.7
Glauconitic sandstone10.2
Sandstone (undiff.)92.2
Belemnite fragments10.2
Total Cretaceous21351.8
JurassicLimestone20.5
Mudstone112.7
Sandstone30.7
Rhaxella chert20.5
Total Jurassic184.4
TriassicQuartzite51.2
Vein Quartz102.4
Sandstone10.2
Mudstone10.2
Total Triassic174.1
CarboniferousLimestone20.5
Chrinoidal chert30.7
Total Carboniferous51.2
DevonianSandstone10.2
Total Devonian10.2
Crystalline lithologiesAmphibolite
Total Scottish10.2
Unknown10.2
Total clasts412