Catton Grove Chalk Pit
Also within
Condition (Natural England)
Unfavourable Declining (1)
| Unit | Feature | Condition | Area (ha) | Assessed |
|---|---|---|---|---|
| TG228108 | — | Unfavourable Declining | 0.06 | 2022-11-14 |
Geology & landscape
Geological Period: Cretaceous · Rock Type: Chalk
Description
Area, 0.05 hectares 0.13 ac Description This site, in suburban Norwich, is the type locality for the Upper Chalk Cretaceous Catton Sponge Bed. This famous late Campanian rock unit represents an early diagenetic hardened level hard ground which has a well preserved fauna including important ammonites and many undescribed sponges. This seldom exposed horizon representing a hardened sea bed a rarity in the Chalk is an important marker band across East Anglia and is best seen at Catton.