Before entering a chlorinated pool remove all ornaments. Remove your jewellery when carrying out cleaning or other chores. Remove all jewellery if you’re contemplating a sauna as it will burn you when it heats up. Cleaning fluids can damage both the metal and the gemstones. Many gemstones are damaged by prolonged exposure to heat. A miss-hit with the hammer could end a beautiful relationship with not just your engagement ring.

The non-metals include some elements known as semi-metals who share some properties with metals but differ in other characteristics. The hardest mineral known to man is from this subclass, as well as one of the softest. The Metals Subclass and related metal alloys contains metals whose properties are rather similar due to the common way in which they crystallize and bond.

It could not be "precious" if it were common! This means that the metal must be malleable, that it can be bent, hammered, or otherwise shaped. Two other characteristics are also important. There are also many gemstones that are not true minerals, but which are gemstone varieties of recognized minerals.

|| Home || Advertise with Us || FAQ || Terms & Conditions of Use || Privacy Policy || Site map || Disclaimer || Contact Us || Feed Back ||