TY - JOUR T1 - Observations on Basalt, and on the Transition from the Vitreous to the Stony Texture, Which Occurs in the Gradual Refrigeration of Melted Basalt; With Some Geological Remarks JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 94 SP - 279 EP - 314 PY - 1804/01/01/ UR - http://dx.doi.org/10.1098/rstl.1804.0013 M3 - doi:10.1098/rstl.1804.0013 AU - Watt, G. ER -