Assertion: diatom's cell wall | /r/CapableOf | accumulate on the sea floor
Facets:
value: depending on the conditions1
type: OTHER
value: as immense deposits of silica
type: MANNER
Source sentences:
text: Depending on the conditions1, cell walls from dead diatoms can accumulate on the sea floor as immense deposits of silica up to 1,400 metres thick, as found on Seymour Island in the eastern Antarctic Peninsula27.