18 The punty of gold is measured in karats with pure gold being 24 karats Other purities of gold are expressed as proportional parts of pure gold Thus 18 karat gold is 12 24 gold is 24 or 50 pure gold and so on How much 14 karat gold should be mixed with pure gold to obtain 60 grams of 16 karat gold grams of 14 karat gidshat he used or 75 pure gold 12 karat