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Chemists used agate mortars for pulverizing siliceous and other hard minerals, and for blowpipe analysis. This example--octagonal on the outside, hemispherical on the inside—came from the Draper family and may date from the mid-nineteenth century.
Ref: John Joseph Griffin, Chemical Recreations (Glasgow, 1834), p. 7.
E. B. Benjamin, American Hand-Book of Chemical and Physical Apparatus (New York, [1876]), p. 134.
Currently not on view
Object Name
Associated Place
United States: New Jersey
overall: 15 mm x 40 mm; 9/16 in x 1 9/16 in
overall: 5/8 in x 1 1/2 in x 1 1/2 in; 1.5875 cm x 3.81 cm x 3.81 cm
ID Number
catalog number
accession number
Credit Line
Gift of John William Christopher Draper and James Christopher Draper
See more items in
Medicine and Science: Chemistry
Data Source
National Museum of American History
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