Cleaning guide on freshwater pearl jewelry

As the natural gemstones, it is much more difficult to find a proper way to clean your freshwater pearl jewelry. Here is a freshwater pearl jewelry cleaning guide you can follow.
Cleaning
Find a little bowl and mix up a solution of warm water and mild soapy water. Then soak the jewelry in the solution for 20 minutes. Use a soft bristle toothbrush to scrub the jewelry gently. After remove the dirt on the pearl, you can rinse the jewelry with warm water to wash off the soapy water. At last, lay the jewelry on a tissue to dry.
Consideration
1. Some commercial jewelry cleaners contain ammonia, which will cause deterioration. So do not use it on pearls unless the labels say they are safe for pearl jewelry.
2. Never steam-clean pearls. Heat can harm freshwater pearl jewelry.
4. If there's a lump of dirt that can't be rubbed off with a soft cloth, try using your fingernails to remove the dirt instead of toothbrushes, scouring pads or abrasive materials because they can scratch their surface when cleaning pearl jewelry.
The softness of pearl jewelry and their low resistance to heat and chemicals mean that special precautions must be taken when cleaning them. Cleaning pearls is not complicated. After you wear them, just wipe them off with a soft cloth or chamois which can be dry or damp.