Unique Birthstone Jewelry
Pearl is the Modern June birthstone. It is also the birthstone
for the Star Signs of Gemini and Cancer. See other June
birthstones:Traditional, Contemporary, Mystical, Ancient,
Zodiac and Star signs. Fresh water pearls are given on the
1st wedding anniversary. Pearls are also given on the 3rd,
12th and 30th anniversaries.
See more pearl
jewelry.
There are many types of pearls including:
natural pearls; cultured pearls (which are made when a human
intentionally inserts foreign tissue into a living oyster);
Biwa pearls which are freshwater pearls from Lake Biwa in
Japan; baroque pearls which are (irregularly-shaped; freshwater
pearls;blister pearls are those pearls that are grown attached
to the inside of the shell; black pearls which vary from gray
to black; seed pearls; and Mabe pearls which are cultivated
blister pearls.
The host secretes a lustrous substance, called nacre, to
cover the bit of sand or other irritant that finds its way
inside the mollusk. Layers of nacre build up around the intruding
article to protect it's soft interior. This process may take
as long as eight years to create a pearl.
Ultrasonic cleaners are great for cleaning some jewelry but
is not recommended for pearls.
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