St. Michael s Mount

St. Michael s mount and Bay near Penzance, Cornwall, where Sir Humphry... 

Before the blowpipe on charcoal it melts in a strong heat, turns white. on the surface, and deposits a fixed sublimate of binoxide of tin round the assay. After roasting, it affords, with the usual fluxes, the peculiar reactions of iron and copper, and a brittle globnleof the latter metal on fluxing, with soda and borax. Nitric acid decomposes it, dissolving the iron and copper, and leaving a deposit of sulphur and of bin-oxide of tin. The following analyses indicate the composition of a few samples of this ore samples A and b from Hucl Bock . 0 from St. Michael s Mount, and d from Zinnwald —... 

The Cornish sources of tin, so famous in Roman times, came into production in about lOOOBCE. The chief Phoenician port in Britain and the center of the tin trade was probably St. Michael s Mount in Cornwall, which is Strabo s Ictis. The Odyssey also mentions a market for bronze in a country called Thamesis, which may correspond to the region of the Thames estuary. ... 

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