How To Check Purity of Gold Jewellery

How To Check Purity of Gold Jewellery<br /><br />If weight will increase flexibility will decrease.<br /><br />Touch stone Test : Take any gold ornament rub it on black touch stone, put nitric acid with glass stick on touch stone put salt water on it with glass stick. If there is no reaction on touch stone then gold is of good quality. If it turns to green color then it is low purity or if it disappear , gold is spurious. Gold jewellery is make up of different designs shapes so proportionate mixing is necessary. Mixing make the ornaments more durable. To change the color of gold, palladium nickel mixed for white gold. Silver added to give greenish cast, copper added to change color to rose or pink tint.<br /><br />Now a days, jewellers cheating to the customers So be careful in buying gold from jewellers. 24 carat is pure gold but gold ornaments always made in 22 carat gold by mixing of copper silver.<br /><br />Tips To Check the 24 Carat 999.9 Gold CoinsIn south India, gold coins are of 1gm, 2 gm, 4gm, 8m, 20 gm, 100gm so on. In north it comes under denomination of 1gm, 2gm, 5gm, 8 gm, 10 gm, 20 gm ,100 gm so on. So point to tell you all that is pure 24 carat 999.9 coin will show exactly weight. Suppose if it is 4gm then it will show on weighing machine exactly 4 gm not 3.9gm or not 4.1 gm. Sound should be tinkling.<br /><br />Coins should be bought in temper proof packing from banksHDFC, Federal bank, Indian overseas, NBFCs Muthoot Fincorp, Muthoot finance,Suisse coins etc.<br /><br />Always buy Hallmark jewellery 22 carat.<br /><br />Avoid stoned jewellery because diamond jewelry made in 18 carat to increase the hardness of ornament to embed the stones.<br /><br />Try to choose simple light designs in ornaments.<br /><br />Avoid to take hard ornaments. Ornaments should be flexible.<br /><br />Finishing of ornaments should be very fine.<br /><br />Avoid to buy gold plated, gold Covering ornaments because that is not durable tarnish very soon.<br /><br />If you are purchasing in large amount, then you should buy from south Indias showrooms: Alukkas, Malabar gold