Diatomaceous earth

Keiselguhr earth also known as diatomaceous earth is a naturally occurring, soft, siliceous sedimentary rock that can be crumbled into a fine white to off-white powder. It is made of the fossilised remains of diatoms.

Object Summary

Accession Loan No.
21/2000/59
Collection Class
Algae
Collection Area Region
North America
Collector Excavator
Palmer, Mr Arthur Raymond (from the collection of)
Common Name
Diatomaceous earth
Simple Name
animal: microscope slide preparation
Production Town

Production Date
1891
Production Person Initials

Production Person Surname
C B
Production Year Low

Production Year High


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Keiselguhr earth: earth diatoms