TY - JOUR T1 - Description of a Triple Sulphuret, of Lead, Antimony, and Copper, from Cornwall; with Some Observations upon the Various Modes of Attraction which Influence the Formation of Mineral Substances, and upon the Different Kinds of Sulphuret of Copper. JF - Abstracts of the Papers Printed in the Philosophical Transactions of the Royal Society of London (1800-1843) VL - 1 SP - 134 EP - 138 PY - 1800/01/01/ UR - http://dx.doi.org/10.1098/rspl.1800.0079 M3 - doi:10.1098/rspl.1800.0079 AU - de Bournon, C. ER -