transverse faults, 3
Appearance of very persistent etch lines just back of the fracture in material of fig. 14. The specimen has been treated 3 hr. at 600º C. Etching, 10 per cent. nitric acid. X 400.
ex Henry S. Rawdon,
Some unusual features in the microstructure of wrought iron. Transactions of the American Institute of Mining Engineers 58 (1918): 493-509
or a painting close up —
see James Elkins, his chapter on craquelure patterns in paintings — here — in How to use your eyes (2000).
3 November 2012
tags: craquelure; faults; Rawdon, H. S.; stress; transactions; wrought iron