Gold
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Gold is a chemical element; its chemical symbol is Au and atomic number 79. In its pure form, it is a bright-metallic-yellow, dense, soft, malleable, and ductile metal. Chemically, gold is a transitio
Gold crystals
A 5 mm (0.20 in) gold nugget (dot in front of frame) can be hammered into a gold foil of about 0.5 m2 (5.4 sq ft) in area.
Gold bars, also called ingots or bullion
Gold(III) chloride solution in water
Silver
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Silver is a chemical element; it has symbol Ag and atomic number 47. A soft, white, lustrous transition metal, it exhibits the highest electrical conductivity, thermal conductivity and reflectivity of
Gold
…free element (native state), as nuggets or grains, in rocks, veins, and alluvial deposits. It occurs in a solid solution series with the native element silver (as in electrum), naturally alloyed with other metals such as copper, platinum, and palladium, as well as mineral inclusions such as within pyrite…
Silver crystal
Silver bullion bar, 1000 ounces
Silver is extremely ductile and, like gold, can be drawn into a wire one atom wide.
The three common silver halide precipitates: from left to right, silver iodide, silver bromide, and silver chloride