'Cuprum sulphuratum' Size:XS: 40 x 30cm View of Charles Street with

View of Charles Street with figures working in the foreground

11th November 1974

Specimen termed 'Arseniate of copper' with two details of crystals

the prestigious Gordon Bennett Race was held in Southern Ireland

'Cuprum sulphuratum' Size:XS: 40 x 30cm View of Charles Street withSpecimens of copper sulphate, here termed 'sulphuret of copper', with a figure showing its crystalline form. Plate 77 from British mineralogy: or coloured figures intended to elucidate the mineralogy of Great Britain, by James Sowerby, volume 1 (London, R. Taylor & Co., 1804). The accompanying text states that 'This copper ore is not uncommon; but the form of the crystallization in this specimen is either rare, or has been hitherto overlooked