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10 GOLD. eareous-spar, Iieavy-spar, red silvcr-ore, brittle silvef- glarice, copper-pyrites, copper-green, variegated copper- ore, malachite, brown ironstone, galena or leadglance; red lead-ore, blende, grey antimony-ore, white cobalt, manganese, copper-nickel, arsenical-pyrites, and orpiment! Geographic Situation. Europe—Tt is found in alluvial soil in the mining field of Lead hills. In the time of Queen Elizabeth, ex tensive washings were carried on in that district, for the purpose of collecting this precious metal; and it is re ported that three hundred men were employed in search ing for it, and that in the course of a few summers a quantity was collected equal in value to £ 100,000 Ster ling. It also occurs in Glen Turret in Perthshire * ; in stream-works in Cornwall; and in a ferruginous sand near Arklow, in the county of Wicklow, where a mass weighing twenty-two ounces, the largest piece hitherto met with in Europe, was found f. It occurs in granite at Gastein in Salzburg; at Gardette in France; in gneiss in Upper Hungaryin mica-slate in Salzburg and the Tyrol; in clay-porphyry in Transylvania; in hornblende rock, along with auriferous iron-pyrites, in veins of quartz, at Edelfors in Sweden. Rich mines of gold were for merly worked in Spain, and the most important of these were situated in Gallicia, where the gold occurred in re gular veins. These mines, according to Diodorus Sicu lus, were worked by the Phoenicians, and afterwards by the * I am informed that gold has been found at Cumberhead in Lanarkshire, f The sand of any river is worth washing f or the gold it contains pro ved it will wield twenty-four grgins in a hundred weight; but the sand of the Afncan rivers often yield sixty-three grains in not more than five pounds weight; which is in the proportion of fifty times as much.-ATrf, vol ii.