Locality
71°20´ west longitude, 24°9´ south latitiude   [ map ]

Name
Chile deep trench, Pacific

Geological relevance of location
Diatomaceous ooze covers about 8 % of the sea floor and consists of the small frustles of diatoms, which mainly accumulate in high latitudes and fertile upwelling areas.

Classification of the earth

Structure	clay
Colour	grey-brown
other	7.100 m Wassertiefe

Donor

Dr. Hermann-Rudolf Kudraß,
 Federal Institute for Geosciences and Natural Resources,
 Hannover,
 Germany