but many other gems many

Posted by cnw | 7 Aug, 2009

 

Opaque gemstones like lapis lazuli, turquoise, malachite, require special care because they are rocks, not crystals of a single mineral like transparent gems. There gem materials should just be wiped clean gently with a moist cloth. These gemstones can be porous and may absorb chemicals, even soap, and they may build up inside the stone and discolor it. Never use and ultrasonic cleaner and never use ammonia or any chemical solution.

 Remember, even the hardest gemstone variety can be vulnerable to breakage if it has inclusions that weaken the crystal structure. Exercise common sense: if you have a ring set with a softer gem variety or an included stone, take it off before strenuous exercise. Even the hardest gem of them all, diamond, can shatter in two with a single well-placed blow. Never remove rings by pulling on the stone: that habit may result in a loose, then lost, gem.

If necessary, use a soft toothbrush to scrub behind the stone. Rinse the soap off and pat dry with a lint-free cloth (you want to make sure threads won’t catch on the prongs) For diamond, ruby or sapphire, a touch of ammonia in the rinse water won’t hurt a bit and can add extra sparkle (for platinum and gold only, not silver!). Think twice before putting gems in an ultrasonic cleaner. Diamonds and rubies and sapphires will be fine but many other gems many not be, in particular emerald, opal, pearls, peridot: when in doubt, leave it out.

We will give you some more article about  freshwater pearl ring   or  akoya pearl ring  or  shell pearl jewelry  in the other day.


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