TY - JOUR T1 - On the Structure of Lavas Which Have Consolidated on Steep Slopes; With Remarks on the Mode of Origin of Mount Etna, and on the Theory of "Craters of Elevation" JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 148 SP - 703 EP - 904 PY - 1858/01/01/ UR - http://dx.doi.org/10.1098/rstl.1858.0032 M3 - doi:10.1098/rstl.1858.0032 AU - Lyell, C. ER -